patch 9.1.1420: tests: could need some more tests for shebang lines

Problem:  tests: could need some more tests for shebang lines
Solution: add more shebang patterns to test_filetype.vim
          (Eisuke Kawashima)

closes: #17409

Signed-off-by: Eisuke Kawashima <e-kwsm@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 6c7a2ab..2316def 100644
--- a/src/version.c
+++ b/src/version.c
@@ -710,6 +710,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1420,
+/**/
     1419,
 /**/
     1418,