patch 8.2.2328: some test files may not be deleted

Problem:    Some test files may not be deleted.
Solution:   Add a delete() call, correct name. (Dominique Pellé, closes #7654)

src/testdir/test_clientserver.vim

@@ -81,6 +81,7 @@ func Test_client_server()
   call writefile(['one', 'two'], 'Xclientfile')
   call system(cmd)
   call WaitForAssert({-> assert_equal('two', remote_expr(name, "getline(2)", "", 2))})
+  call delete('Xclientfile')
 
   " Expression evaluated locally.
   if v:servername == ''

src/testdir/test_vim9_script.vim

@@ -1238,7 +1238,7 @@ def Test_vim9script_reload_noclear()
   assert_equal(3, g:loadCount)
   assert_equal(['init', 'yes', 'again', 'once', 'thexport'], g:Values())
 
-  delete('Xreloaded')
+  delete('XReloaded')
   delete('XExportReload')
   delfunc g:Values
   unlet g:loadCount
@@ -2966,7 +2966,7 @@ def Test_vim9_autoload_error()
           invalid
       endfu
       try
-          invalid
+          alsoinvalid
       catch /wontmatch/
       endtry
   END

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2328,
 /**/
     2327,
 /**/