Update bug templates with label capitalization

.github/ISSUE_TEMPLATE/bug_report.md

@@ -2,14 +2,11 @@
 name: Bug report
 about: Create a report to help us improve
 title: 'Bug: '
-labels: bug
+labels: Bug
 assignees: ''
 
 ---
 
-**Summary:**
-A clear and concise description of what the bug is.
-
 **Steps to reproduce the behavior:**
 1. Go to ...
 2. Click on ...

.github/ISSUE_TEMPLATE/doc_improvement.md

@@ -1,17 +1,17 @@
 ---
-name: Documentation Request 
-about: Request improvement to our documentation 
+name: Documentation Request
+about: Request improvement to our documentation
 title: 'Doc: '
-labels: documentation
+labels: Documentation
 assignees: ''
 
 ---
 
 **Summary:**
-Concisely summarize improvement to documentation requested. 
+Concisely summarize improvement to documentation requested.
 
 **Link to documentation page:**
 If applicable, link to the documentation page and/or section where you feel the improvement could be added. E.g. `https://www.focalboard.com/guide/user/#renaming-boards`
 
 **(Optional) Additional context and/or screenshot:**
-Add additional context and/or a screenshot of the product feature you would like explained in documentation. 
+Add additional context and/or a screenshot of the product feature you would like explained in documentation.

.github/ISSUE_TEMPLATE/enhancement.md

@@ -2,7 +2,7 @@
 name: Enhancement / Feature Idea
 about: Suggest a new capability
 title: 'Feature Idea: '
-labels: enhancement
+labels: Enhancement
 assignees: ''
 
 ---