patch 8.2.3742: dec mouse test fails without gnome terminfo entry

Problem:    Dec mouse test fails without gnome terminfo entry.
Solution:   Check if there is a gnome entry. Also fix 'acd' test on
            MS-Windows. (Dominique Pellé, closes #9282)

src/testdir/test_autochdir.vim

@@ -43,12 +43,12 @@ func Test_set_filename_other_window()
   finally
     set noacd
     call chdir(cwd)
-    call delete('Xa', 'rf')
-    call delete('Xb', 'rf')
-    call delete('Xc', 'rf')
     bwipe! aaa.txt
     bwipe! bbb.txt
     bwipe! ccc.txt
+    call delete('Xa', 'rf')
+    call delete('Xb', 'rf')
+    call delete('Xc', 'rf')
   endtry
 endfunc
 

src/testdir/test_termcodes.vim

@@ -2041,6 +2041,10 @@ endfunc
 
 " Check that when DEC mouse codes are recognized a special key is handled.
 func Test_ignore_dec_mouse()
+  silent !infocmp gnome >/dev/null 2>&1
+  if v:shell_error != 0
+    throw 'Skipped: gnome entry missing in the terminfo db'
+  endif
 
   new
   let save_mouse = &mouse

src/version.c

@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3742,
 /**/
     3741,
 /**/