patch 8.1.1002: "gf" does not always work when URL has a port number

Problem:    "gf" does not always work when URL has a port number. (Jakob
            Schöttl)
Solution:   When a URL is recognized also accept ":". (closes #4082)
diff --git a/src/version.c b/src/version.c
index 248b841..1d0f90d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -780,6 +780,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1002,
+/**/
     1001,
 /**/
     1000,