patch 8.2.1307: popup window width does not include number of sign columns

Problem:    popup window width does not include number, fold of sign column
            width.
Solution:   Take number, fold and sign column with into account.
diff --git a/src/version.c b/src/version.c
index a87cc89..78aafb8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1307,
+/**/
     1306,
 /**/
     1305,