enhancement: add pr template (#30)

Author: Ashutosh-Bhadauriya

.github/pull_request_template.md

@@ -0,0 +1,12 @@
+### Breaking Changes
+<!-- Optional - List any backward incompatible changes -->
+
+### New Features
+<!-- Optional - List new functionality added -->
+
+### Bug Fixes
+<!-- Optional - List bugs fixed in this release -->
+
+### Checklist
+- [ ] Version bumped
+- [ ] Documentation updated