Update .travis.yml

TorstenDittmann · web-flow · commit 95c8506fba66 · 2022-05-17T15:58:35.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,5 @@
+dist: focal
+
 language: dart
 
 dart: stable
@@ -21,4 +23,4 @@ deploy:
   skip_cleanup: true
   script: dart format ./lib/ && pub publish -f
   on:
-    tags: true
+    tags: true
