chore(dependabot): set versioning strategy to increase

Author: saschanaz

.github/dependabot.yml

@@ -10,3 +10,7 @@ updates:
     # Check the npm registry for updates every day (weekdays)
     schedule:
       interval: "monthly"
+    # Bump versions in package.json
+    # https://github.com/dependabot/dependabot-core/issues/3103
+    # https://docs.github.com/en/github/administering-a-repository/configuration-options-for-dependency-updates#versioning-strategy
+    versioning-strategy: "increase"