docs: update PULL_REQUEST_TEMPLATE (#8413)

Author: ddevsr

.github/PULL_REQUEST_TEMPLATE.md

@@ -2,10 +2,11 @@
 
 Each pull request should address a single issue and have a meaningful title.
 
+- PR title must include the type (feat, fix, chore, docs, perf, refactor, style, test) of the commit per Conventional Commits specification. See https://www.conventionalcommits.org/en/v1.0.0/ for the discussion.
 - Pull requests must be in English.
 - If a pull request fixes an issue, reference the issue with a suitable keyword (e.g., Fixes <issue number>).
 - All bug fixes should be sent to the __"develop"__ branch, this is where the next bug fix version will be developed.
-- PRs with any enhancement should be sent to the next minor version branch, e.g. __"4.3"__
+- PRs with any enhancement should be sent to the next minor version branch, e.g. __"4.5"__
 
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 **Description**