patch 8.2.1132: Vim9: return type of repeat() is not specific enough

Problem:    Vim9: return type of repeat() is not specific enough.
Solution:   Return the type of the first argument. (closes #6395)

src/evalfunc.c

@@ -818,7 +818,7 @@ static funcentry_T global_functions[] =
     {"remote_startserver", 1, 1, FEARG_1, ret_void,	f_remote_startserver},
     {"remove",		2, 3, FEARG_1,	  ret_any,	f_remove},
     {"rename",		2, 2, FEARG_1,	  ret_number,	f_rename},
-    {"repeat",		2, 2, FEARG_1,	  ret_any,	f_repeat},
+    {"repeat",		2, 2, FEARG_1,	  ret_first_arg, f_repeat},
     {"resolve",		1, 1, FEARG_1,	  ret_string,	f_resolve},
     {"reverse",		1, 1, FEARG_1,	  ret_any,	f_reverse},
     {"round",		1, 1, FEARG_1,	  ret_float,	FLOAT_FUNC(f_round)},

src/testdir/test_vim9_func.vim

@@ -596,6 +596,14 @@ def Test_func_type()
   assert_equal(13, funcResult)
 enddef
 
+def Test_repeat_return_type()
+  let res = 0
+  for n in repeat([1], 3)
+    res += n
+  endfor
+  assert_equal(3, res)
+enddef
+
 def Test_func_type_part()
   let RefVoid: func: void
   RefVoid = FuncNoArgNoRet

src/version.c

@@ -754,6 +754,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1132,
 /**/
     1131,
 /**/