chore: remove redundant issue template label (#1576)

.github/ISSUE_TEMPLATE/BUG-REPORT.yml

@@ -1,7 +1,7 @@
 name: Bug Report
 description: File a bug report
-title: 'bug:'
+title: '\u200b'
-labels: ['bug', 'product-review']
+labels: ['bug']
 body:
   - type: markdown
     attributes:

.github/ISSUE_TEMPLATE/FEATURE-REQUEST.yml

@@ -1,6 +1,6 @@
 name: Feature Request
 description: Suggest a feature or improvement
-title: 'feat:'
+title: '\u200b'
 labels: ['feat']
 body:
   - type: markdown