chore: update changelog

Author: Panaetius

CHANGES.rst

@@ -30,6 +30,9 @@ Bug Fixes
 -  **dataset:** fix a bug where datasets imported from renku project won't update
    (`#1615 <https://github.com/SwissDataScienceCenter/renku-python/issues/1615>`__)
    (`309eb2f <https://github.com/SwissDataScienceCenter/renku-python/commit/309eb2fa8be53fa085222a98625fa0daffeee08f>`__)
+-  **service:** fixes pushing to protected branches
+   (`#1614 <https://github.com/SwissDataScienceCenter/renku-python/pull/1614>`__)
+   (`34c7f92 <https://github.com/SwissDataScienceCenter/renku-python/commit/34c7f921ea04bfbfdbf08c85da165414efc315a6>`__)
 
 `0.11.5 <https://github.com/SwissDataScienceCenter/renku-python/compare/v0.11.4...v0.11.5>`__ (2020-10-13)
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