Normalize capitalization in issue templates (#3891)

* Normalize capitalization in feature_request.yml

* Normalize capitalization in bug_report.yml

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -4,14 +4,14 @@ body:
   - type: textarea
     id: description
     attributes:
-      label: Describe the Bug
+      label: Describe the bug
       description: A clear and concise description of what the bug is.
     validations:
       required: true
   - type: textarea
     id: repro
     attributes:
-      label: To Reproduce
+      label: How to reproduce
       description: Steps to reproduce the behavior
       placeholder: |
         1.
@@ -59,7 +59,7 @@ body:
   - type: textarea
     id: context
     attributes:
-      label: Additional Context
+      label: Additional context
       description: Add any other context about the problem here.
     validations:
       required: false

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -4,7 +4,7 @@ body:
   - type: textarea
     id: problem
     attributes:
-      label: Related Problem
+      label: Related problem
       description: Is your feature request related to a problem? Please describe.
       placeholder: |
         A clear and concise description of what the problem is.
@@ -28,7 +28,7 @@ body:
   - type: textarea
     id: context
     attributes:
-      label: Additional Context and Details
+      label: Additional context and details
       description: Add any other context or screenshots about the feature request here.
     validations:
       required: false