patch 8.2.3499: GUI geometry startup test fails

Problem:    GUI geometry startup test fails.
Solution:   Check string values instead of numbers
diff --git a/src/testdir/test_startup.vim b/src/testdir/test_startup.vim
index b20954b..d67bfb7 100644
--- a/src/testdir/test_startup.vim
+++ b/src/testdir/test_startup.vim
@@ -536,11 +536,11 @@
       " Depending on the GUI library and the windowing system the final size
       " might be a bit different, allow for some tolerance.  Tuned based on
       " actual failures.
-      call assert_inrange(31, 35, lines[0])
-      call assert_equal(13, lines[1])
-      call assert_equal(41, lines[2])
-      call assert_equal(43, lines[3])
-      call assert_equal([41, 43], lines[4])
+      call assert_inrange(31, 35, str2nr(lines[0]))
+      call assert_equal('13', lines[1])
+      call assert_equal('41', lines[2])
+      call assert_equal('43', lines[3])
+      call assert_equal('[41, 43]', lines[4])
     endif
   endif
 
diff --git a/src/version.c b/src/version.c
index c916c5e..8497e7d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3499,
+/**/
     3498,
 /**/
     3497,