[ISSUE #4725] Update issue template and remove deprecated connector docs

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -55,6 +55,11 @@ body:
       description: Describe the EventMesh version.
       options:
         - master
+        - 1.10.0
+        - 1.9.0
+        - 1.8.0
+        - 1.7.0
+        - 1.6.0
         - 1.5.0
         - 1.4.0
         - 1.3.0
@@ -89,6 +94,7 @@ body:
       description: Anything else we need to know?
       placeholder: >
         Add your debug logs here.
+      render: Java
     validations:
       required: false
 

.github/PULL_REQUEST_TEMPLATE.md

@@ -23,7 +23,7 @@
 (If this PR fixes a GitHub issue, please add `Fixes #<XXX>` or `Closes #<XXX>`.)
 -->
 
-Fixes #<XXXX>.
+Fixes #issue_id
 
 ### Motivation