Merge pull request #12 from matrix-org/feature/bma/setUpZizmor

Setup zizmor and fix existing issue.

Merge tag 'v1.6.50' into develop

Merge branch 'release/1.6.50' into main

Changelog for version 1.6.50

Import v1.6.50 from Element Android

Setting version for the release 1.6.50

More fixes for Maven Central Portal publishing

Merge tag '1.6.40' into develop

Merge branch 'release/1.6.40'

Changelog for version 1.6.40

Import v1.6.40 from Element Android

Setting version for the release 1.6.40

Merge pull request #11 from matrix-org/misc/migrate-to-maven-central-portal

Remove changes in `matrix-android-sdk/build.gradle