Update PULL_REQUEST_TEMPLATE

Author: wkh237

.github/PULL_REQUEST_TEMPLATE

@@ -1,5 +1,5 @@
 Thank you for making a pull request ! Just a gentle reminder :)
 
 1. If the PR is offering a feature please make the request to our "Feature Branch" 0.11.0
-2. Bug fix request to "Bug Fix Branch" 0.10.8
+2. Bug fix request to "Bug Fix Branch" 0.10.9
 3. Correct README.md can directly to master