chore: ignore embed and cleanup properties

[Shahroz16]

changes:

• ignore embedded messages that were blocking the queue from being processed
• move GistProperties as part of Message

[github-actions[bot]]

# Sample app builds 📱 Below you will find the list of the latest versions of the sample apps. It's recommended to always download the latest builds of the sample apps to accurately test the pull request. --- * java_layout: `gist-properties-clean-up (1725986619)` * kotlin_compose: `gist-properties-clean-up (1725986636)`

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 72.97297% with 10 lines in your changes missing coverage. Please review.

Project coverage is 51.27%. Comparing base (4e98b9d) to head (d840305). Report is 1 commits behind head on feat/in-app-revamp.

Files with missing lines	Patch %	Lines
...customer/messaginginapp/gist/data/model/Message.kt	73.07%	4 Missing and 3 partials :warning:
...saginginapp/gist/presentation/GistModalActivity.kt	0.00%	2 Missing :warning:
.../messaginginapp/state/InAppMessagingMiddlewares.kt	83.33%	0 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## feat/in-app-revamp #437 +/- ## ======================================================== + Coverage 51.22% 51.27% +0.05% - Complexity 278 284 +6 ======================================================== Files 95 95 Lines 2278 2266 -12 Branches 354 353 -1 ======================================================== - Hits 1167 1162 -5 + Misses 1009 1003 -6 + Partials 102 101 -1 ```

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[github-actions[bot]]

Build available to test Version: gist-properties-clean-up-SNAPSHOT Repository: https://s01.oss.sonatype.org/content/repositories/snapshots/

[github-actions[bot]]

📏 SDK Binary Size Comparison Report

No changes detected in SDK binary size ✅