📖 Make PR template text invisible even when it is inadvertently inclu…

…ded in a PR description (ampproject#24966)

.github/OWNERS

@@ -0,0 +1,13 @@
+// For an explanation of the OWNERS rules and syntax, see:
+// https://github.com/ampproject/amp-github-apps/blob/master/owners/OWNERS.example
+
+{
+  rules: [
+    {
+      owners: [
+        { name: 'ampproject/wg-outreach' },
+        { name: 'ampproject/wg-infra' }
+      ]
+    }
+  ]
+}

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,3 +1,5 @@
+
+<!--
 # Instructions:
 
 - Pick a meaningful title for your pull request. (Use sentence case.)
@@ -15,7 +17,7 @@
 - Improve performance by B
 - Improve accessibility by C
 
-# Emojis for categorizing pull requests (copy-paste into description):
+# Emojis for categorizing pull requests (copy-paste emoji into description):
 
 ✨ New feature
 🐛 Bug fix
@@ -30,3 +32,4 @@
 ⏪ Reverting a previous change
 ♻️ Refactoring
 🚮 Deleting code
+-->