patch 8.2.1002: test may fail when run directly

Problem:    Test may fail when run directly.
Solution:   Check if g:run_nr exists. (Christian Brabandt, closes #6285)
diff --git a/src/testdir/term_util.vim b/src/testdir/term_util.vim
index 7c071bb..7a73adb 100644
--- a/src/testdir/term_util.vim
+++ b/src/testdir/term_util.vim
@@ -28,10 +28,12 @@
 " The second argument is the minimum time to wait in msec, 10 if omitted.
 func TermWait(buf, ...)
   let wait_time = a:0 ? a:1 : 10
-  if g:run_nr == 2
-    let wait_time *= 4
-  elseif g:run_nr > 2
-    let wait_time *= 10
+  if exists('g:run_nr')
+    if g:run_nr == 2
+      let wait_time *= 4
+    elseif g:run_nr > 2
+      let wait_time *= 10
+    endif
   endif
   call term_wait(a:buf, wait_time)
 
diff --git a/src/version.c b/src/version.c
index 5d69674..34bb99b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1002,
+/**/
     1001,
 /**/
     1000,