patch 8.2.4527: the Athena GUI is old and does not work well

Problem:    The Athena GUI is old and does not work well.
Solution:   Remove the Athena GUI from configure to find out who still wants
            support for this GUI.
diff --git a/src/version.c b/src/version.c
index c089b02..7945910 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4527,
+/**/
     4526,
 /**/
     4525,