Gecko sync update

Author: moz-wptsync-bot

css/css-gaps/flex/META.yml

@@ -7,3 +7,8 @@ links:
   results:
   - test: flex-gap-decorations-010.html
   url: https://bugzilla.mozilla.org/show_bug.cgi?id=1999376
+- product: firefox
+  results:
+  - test: flex-gap-decorations-031.html
+  - test: flex-gap-decorations-032.html
+  url: https://bugzilla.mozilla.org/show_bug.cgi?id=2001010

css/css-gaps/multicol/META.yml

@@ -15,3 +15,7 @@ links:
   - test: multicol-gap-decorations-017.html
   - test: multicol-gap-decorations-020.html
   url: https://bugzilla.mozilla.org/show_bug.cgi?id=1999376
+- product: firefox
+  results:
+  - test: multicol-gap-decorations-024.html
+  url: https://bugzilla.mozilla.org/show_bug.cgi?id=2001010