patch 9.0.0265: no good reason why the "gf" command isn't in the tiny version

Problem:    No good reason why the "gf" command is not in the tiny version.
Solution:   Graduate the file_in_path feature.

runtime/doc/builtin.txt

@@ -2736,8 +2736,6 @@ finddir({name} [, {path} [, {count}]])				*finddir()*
 		Returns an empty string if the directory is not found.
 
 		This is quite similar to the ex-command `:find`.
-		{only available when compiled with the |+file_in_path|
-		feature}
 
 		Can also be used as a |method|: >
 			GetName()->finddir()
@@ -10532,7 +10530,8 @@ ex_extra		|+ex_extra| (always true)
 extra_search		Compiled with support for |'incsearch'| and
 			|'hlsearch'|
 farsi			Support for Farsi was removed |farsi|.
-file_in_path		Compiled with support for |gf| and |<cfile>|
+file_in_path		Compiled with support for |gf| and |<cfile>| (always
+			true)
 filterpipe		When 'shelltemp' is off pipes are used for shell
 			read/write/filter commands
 find_in_path		Compiled with support for include file searches

runtime/doc/cmdline.txt

@@ -199,9 +199,6 @@ CTRL-R CTRL-L				*c_CTRL-R_CTRL-L* *c_<C-R>_<C-L>*
 		currently displayed match is used.  With CTRL-W the part of
 		the word that was already typed is not inserted again.
 
-		CTRL-F and CTRL-P: {only when |+file_in_path| feature is
-		included}
-
 					*c_CTRL-R_CTRL-R* *c_<C-R>_<C-R>*
 					*c_CTRL-R_CTRL-O* *c_<C-R>_<C-O>*
 CTRL-R CTRL-R {register CTRL-F CTRL-P CTRL-W CTRL-A CTRL-L}

runtime/doc/editing.txt

@@ -247,8 +247,6 @@ If you want to keep the changed buffer without saving it, switch on the
 							*:fin* *:find*
 :fin[d][!] [++opt] [+cmd] {file}
 			Find {file} in 'path' and then |:edit| it.
-			{not available when the |+file_in_path| feature was
-			disabled at compile time}
 
 :{count}fin[d][!] [++opt] [+cmd] {file}
 			Just like ":find", but use the {count} match in
@@ -322,8 +320,6 @@ CTRL-^			Edit the alternate file.  Mostly the alternate file is
 			For Unix the '~' character is expanded, like in
 			"~user/file".  Environment variables are expanded too
 			|expand-env|.
-			{not available when the |+file_in_path| feature was
-			disabled at compile time}
 
 							*v_gf*
 {Visual}[count]gf	Same as "gf", but the highlighted text is used as the

runtime/doc/options.txt

@@ -1559,8 +1559,6 @@ A jump table for the options with a short description can be found at |Q_op|.
 						*'cdpath'* *'cd'* *E344* *E346*
 'cdpath' 'cd'		string	(default: equivalent to $CDPATH or ",,")
 			global
-			{not available when compiled without the
-			|+file_in_path| feature}
 	This is a list of directories which will be searched when using the
 	|:cd|, |:tcd| and |:lcd| commands, provided that the directory being
 	searched for has a relative path, not an absolute part starting with
@@ -7726,8 +7724,6 @@ A jump table for the options with a short description can be found at |Q_op|.
 						*'suffixesadd'* *'sua'*
 'suffixesadd' 'sua'	string	(default "")
 			local to buffer
-			{not available when compiled without the
-			|+file_in_path| feature}
 	Comma-separated list of suffixes, which are used when searching for a
 	file for the "gf", "[I", etc. commands.  Example: >
 		:set suffixesadd=.java

runtime/doc/tabpage.txt

@@ -81,8 +81,6 @@ For the related autocommands see |tabnew-autocmd|.
 :[count]tabf[ind] [++opt] [+cmd] {file}			*:tabf* *:tabfind*
 		Open a new tab page and edit {file} in 'path', like with
 		|:find|.  For [count] see |:tabnew| above.
-		{not available when the |+file_in_path| feature was disabled
-		at compile time}
 
 :[count]tab {cmd}					*:tab*
 		Execute {cmd} and when it opens a new window open a new tab

runtime/doc/windows.txt

@@ -843,30 +843,22 @@ CTRL-W CTRL-F	Split current window in two.  Edit file name under cursor.
 		If the name is a hypertext link that looks like
 		"type://machine/path", only "/path" is used.
 		If a count is given, the count'th matching file is edited.
-		{not available when the |+file_in_path| feature was disabled
-		at compile time}
 
 CTRL-W F						*CTRL-W_F*
 		Split current window in two.  Edit file name under cursor and
 		jump to the line number following the file name. See |gF| for
 		details on how the line number is obtained.
-		{not available when the |+file_in_path| feature was disabled
-		at compile time}
 
 CTRL-W gf						*CTRL-W_gf*
 		Open a new tab page and edit the file name under the cursor.
 		Like "tab split" and "gf", but the new tab page isn't created
 		if the file does not exist.
-		{not available when the |+file_in_path| feature was disabled
-		at compile time}
 
 CTRL-W gF						*CTRL-W_gF*
 		Open a new tab page and edit the file name under the cursor
 		and jump to the line number following the file name.  Like
 		"tab split" and "gF", but the new tab page isn't created if
 		the file does not exist.
-		{not available when the |+file_in_path| feature was disabled
-		at compile time}
 
 CTRL-W gt						*CTRL-W_gt*
 		Go to next tab page, same as `gt`.