Merge pull request #16 from symfony/pr-template

Add PR template

Author: tgalopin

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,16 @@
+| Q             | A
+| ------------- | ---
+| Bug fix?      | yes/no
+| New feature?  | yes/no <!-- please update src/**/CHANGELOG.md files -->
+| Tickets       | Fix #... <!-- prefix each issue number with "Fix #", no need to create an issue if none exist, explain below instead -->
+| License       | MIT
+
+<!--
+Replace this notice by a short README for your feature/bugfix. This will help people
+understand your PR and can be used as a start for the documentation.
+
+Additionally (see https://symfony.com/releases):
+ - Always add tests and ensure they pass.
+ - Never break backward compatibility (see https://symfony.com/bc).
+ - Features and deprecations must be submitted against branch main.
+-->