feat: add default T-needs-triage label to default feature / bug form (#8612)

* add T-needs-triage labels

* fix regression

Author: zerosnacks

.github/ISSUE_TEMPLATE/BUG-FORM.yml

@@ -1,6 +1,6 @@
 name: Bug report
 description: File a bug report
-labels: ["T-bug"]
+labels: ["T-bug", "T-needs-triage"]
 body:
     - type: markdown
       attributes:

.github/ISSUE_TEMPLATE/FEATURE-FORM.yml

@@ -1,6 +1,6 @@
 name: Feature request
 description: Suggest a feature
-labels: ["T-feature"]
+labels: ["T-feature", "T-needs-triage"]
 body:
     - type: markdown
       attributes: