Merge release/17.3.0

[melissaahn]

Summary

Cherrypicks included here:

• https://github.com/AzureAD/microsoft-authentication-library-common-for-android/pull/2371
• https://github.com/AzureAD/microsoft-authentication-library-common-for-android/pull/2372
• https://github.com/AzureAD/microsoft-authentication-library-common-for-android/pull/2373
• https://github.com/AzureAD/microsoft-authentication-library-common-for-android/commit/711bcc0b764764d95ce1c6c38cfcc420b1438be5
• https://github.com/AzureAD/microsoft-authentication-library-common-for-android/pull/2377
• Plus some changes related to the keyvault.

[melissaahn]

Skipping consumer checks because the broker stage is going to fail without changes in this PR: https://github.com/AzureAD/ad-accounts-for-android/pull/2776. But we need to merge common first, hence the tag.