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_popupwin_textprop.vim b/src/testdir/test_popupwin_textprop.vim
index 80b5a88..50e2848 100644
--- a/src/testdir/test_popupwin_textprop.vim
+++ b/src/testdir/test_popupwin_textprop.vim
@@ -5,9 +5,9 @@
 CheckFeature textprop
 
 source screendump.vim
-CheckScreendump
 
 func Test_textprop_popup()
+  CheckScreendump
   let lines =<< trim END
 	call setline(1, range(1, 100))
 	call setline(50, 'some text to work with')
@@ -55,6 +55,7 @@
 endfunc
 
 func Test_textprop_popup_corners()
+  CheckScreendump
   let lines =<< trim END
 	call setline(1, range(1, 100))
 	call setline(50, 'now working with some longer text here')
@@ -115,6 +116,7 @@
 endfunc
 
 func Test_textprop_popup_offsets()
+  CheckScreendump
   let lines =<< trim END
 	call setline(1, range(1, 100))
 	call setline(50, 'now working with some longer text here')