[docs] Adding missing issue to 5.0.3 and 4.5.7 release notes

Author: mickhawkins

general/releases/4.5/4.5.7.md

@@ -35,6 +35,7 @@ import { ReleaseNoteIntro } from '@site/src/components/ReleaseInformation';
 - [MDL-84739](https://tracker.moodle.org/browse/MDL-84739) - Rubric creation icons are over sized and affect the layout
 - [MDL-80611](https://tracker.moodle.org/browse/MDL-80611) - Help links get accidentally translated and become broken
 - [MDL-72956](https://tracker.moodle.org/browse/MDL-72956) - Multiple concurrent feedback submissions cause an error
+- [MDL-86174](https://tracker.moodle.org/browse/MDL-86174) - Canvas Credentials updates impact Moodle backpack "Include authentication details" setting (implement paid plan alert)
 <!-- cspell:enable -->
 
 ## Accessibility improvements

general/releases/5.0/5.0.3.md

@@ -52,6 +52,7 @@ import { ReleaseNoteIntro } from '@site/src/components/ReleaseInformation';
 - [MDL-84739](https://tracker.moodle.org/browse/MDL-84739) - Rubric creation icons are over sized and affect the layout
 - [MDL-80611](https://tracker.moodle.org/browse/MDL-80611) - Help links get accidentally translated and become broken
 - [MDL-72956](https://tracker.moodle.org/browse/MDL-72956) - Multiple concurrent feedback submissions cause an error
+- [MDL-86174](https://tracker.moodle.org/browse/MDL-86174) - Canvas Credentials updates impact Moodle backpack "Include authentication details" setting (implement paid plan alert)
 <!-- cspell:enable -->
 
 ## Accessibility improvements