patch 8.2.3412: Vim9: importing the wrong file

Problem:    Vim9: importing the wrong file.
Solution:   Correct the file name.  Delete the file afterwards.

Author: brammool

src/testdir/test_vim9_script.vim

@@ -1480,16 +1480,17 @@ enddef
 def Test_import_star_fails()
   writefile([], 'Xfoo.vim')
   var lines =<< trim END
-      import * as foo from '/tmp/foo.vim'
+      import * as foo from './Xfoo.vim'
       foo = 'bar'
   END
   CheckDefAndScriptFailure2(lines, 'E1094:', 'E1236: Cannot use foo itself')
   lines =<< trim END
       vim9script
-      import * as foo from '/tmp/foo.vim'
+      import * as foo from './Xfoo.vim'
       var that = foo
   END
   CheckScriptFailure(lines, 'E1029: Expected ''.''')
+  delete('Xfoo.vim')
 enddef
 
 def Test_import_as()

src/version.c

@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3412,
 /**/
     3411,
 /**/