chore: fix the browsers template (#10544)

.github/ISSUE_TEMPLATE/issue-browsers.yml

@@ -2,3 +2,25 @@ name: Bug for @puppeteer/browsers
 description: File a bug report specifically about the `@puppeteer/browsers` package.
 title: '[Bug]: '
 labels: [bug, '@puppeteer/browsers']
+body:
+  - type: textarea
+    id: summary
+    attributes:
+      label: Steps to reproduce
+      description: Please describe steps to reproduce the issue.
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected results
+      description: What is the behaviour you expect.
+    validations:
+      required: true
+  - type: textarea
+    id: actual
+    attributes:
+      label: Actual results
+      description: What is the observed behaviour.
+    validations:
+      required: true