Remove trailing period

Author: ryanlua

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -1,5 +1,5 @@
 name: Report a bug
-description: File a bug report.
+description: File a bug report
 labels: ["bug"]
 body:
   - type: textarea

.github/ISSUE_TEMPLATE/config.yml

@@ -2,7 +2,7 @@ blank_issues_enabled: true
 contact_links:
   - name: Get community support
     url: https://github.com/RyanLua/ClassroomDarkMode/discussions/new?category=support
-    about: Get support/help from the GitHub Discussions community.
+    about: Get support/help from the GitHub Discussions community
   - name: Fix/report a translation issue
     url: https://crowdin.com/project/classroom-dark-mode
-    about: Translation related issues should be redirected to our Crowdin project.
+    about: Translation related issues should be redirected to our Crowdin project

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -1,5 +1,5 @@
 name: Suggest an enhancement/feature
-description: Suggest an idea for this project.
+description: Suggest an idea for this project
 labels: ["enhancement"]
 body:
   - type: textarea