patch 9.0.1021: test trips over g:name

Problem:    Test trips over g:name.
Solution:   Delete g:name after using it.
diff --git a/src/testdir/runtest.vim b/src/testdir/runtest.vim
index ccd22e8..1d70a90 100644
--- a/src/testdir/runtest.vim
+++ b/src/testdir/runtest.vim
@@ -208,6 +208,7 @@
 for name in s:GetSwapFileList()
   call delete(name)
 endfor
+unlet name
 
 
 " Invoked when a test takes too much time.
diff --git a/src/version.c b/src/version.c
index 288164a..10e56c1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1021,
+/**/
     1020,
 /**/
     1019,