Update AGP version to 8.5.0

[0xnm]

What does this PR do?

This PR updates AGP version to 8.5.0.

Review checklist (to be filled by reviewers)

• [ ] Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• [ ] Make sure you discussed the feature or bugfix with the maintaining team in an Issue
• [ ] Make sure each commit and the PR mention the Issue number (cf the CONTRIBUTING doc)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 78.38%. Comparing base (f61aae1) to head (cf789ce).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #276 +/- ## ============================================= + Coverage 78.35% 78.38% +0.02% - Complexity 252 254 +2 ============================================= Files 31 31 Lines 910 911 +1 Branches 114 114 ============================================= + Hits 713 714 +1 - Misses 145 147 +2 + Partials 52 50 -2 ``` [see 5 files with indirect coverage changes](https://app.codecov.io/gh/DataDog/dd-sdk-android-gradle-plugin/pull/276/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=DataDog)