patch 9.1.0696: installing runtime files fails when using SHADOWDIR

Problem:  installing runtime files fails when using SHADOWDIR
Solution: revert part of v9.1.0609, since runtime/doc/Makefile's default
          value for VIMPROG does not work if vim was built in a SHADOWDIR.
          (James McCoy)

closes: #15575

Signed-off-by: James McCoy <jamessan@jamessan.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 8252d9f..b07964e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    696,
+/**/
     695,
 /**/
     694,