patch 9.1.1370: CI Tests favor GTK2 over GTK3

Problem:  CI Tests favor GTK2 over GTK3
Solution: Install GTK3 dependencies and debug packages for CI workflows,
          update ASAN suppression list, update required dependency
          checks for the tests (Drew Vogel)

closes: #17253

Signed-off-by: Drew Vogel <dvogel@github>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_terminal2.vim b/src/testdir/test_terminal2.vim
index 3e8ff86..195d0ba 100644
--- a/src/testdir/test_terminal2.vim
+++ b/src/testdir/test_terminal2.vim
@@ -499,6 +499,7 @@
 endfunc
 
 func Test_terminal_normal_mode()
+  CheckScreendump
   CheckRunVimInTerminal
 
   " Run Vim in a terminal and open a terminal window to run Vim in.