fix: replace non-FLOSS library for 3rd party library screen

[marcnause]

Fixes #2644

Changes

• removed non-FLOSS library
• added AboutLibraries
• changed code to replace old 3rd party library screen with new version based on AboutLibraries
• changed app theme since AboutLibraries requires a theme based on MaterialComponents (I have not noticed any side effects)

Screenshots / Recordings

Screen_recording_20250311_221433.mp4

Looks better than the old solution, doesn't it!?

Checklist:

• No hard coding: I have used resources from strings.xml, dimens.xml and colors.xml without hard coding any value.
• No end of file edits: No modifications done at end of resource files strings.xml, dimens.xml or colors.xml.
• Code reformatting: I have reformatted code and fixed indentation in every file included in this pull request.
• No extra space: My code does not contain any extra lines or extra spaces than the ones that are necessary.

Summary by Sourcery

Replaces the non-FLOSS library used for the 3rd party library screen with the AboutLibraries library. Updates the app theme to be based on MaterialComponents to be compatible with AboutLibraries.

Enhancements:

• Replaces the 3rd party library screen with a new version based on AboutLibraries.
• Updates the app theme to be based on MaterialComponents to be compatible with AboutLibraries.
• Removes the OssLicenseScreenTheme.

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request replaces the Google OSS Licenses library with the AboutLibraries library to address a non-FLOSS issue. The application theme was updated to be compatible with AboutLibraries, and a description was added to the AboutLibraries screen.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Replaced the Google OSS Licenses library with the AboutLibraries library to address the non-FLOSS issue.	Removed the Google OSS Licenses plugin. Added the AboutLibraries plugin. Added the AboutLibraries dependency. Removed the Google OSS Licenses dependency. Replaced the original third-party license screen with a new screen based on AboutLibraries.	app/build.gradle.kts build.gradle.kts app/src/main/java/io/pslab/activity/MainActivity.java app/src/debug/AndroidManifest.xml app/src/main/AndroidManifest.xml
Updated the application theme to be compatible with the new AboutLibraries library.	Changed the parent theme of AppTheme to Theme.MaterialComponents.Light.DarkActionBar.Bridge. Removed the OssLicenseScreenTheme style.	app/src/main/res/values/styles.xml app/src/main/res/values-v21/styles.xml
Added a description for the AboutLibraries screen.	Added strings to describe the AboutLibraries screen.	app/src/main/res/values/strings.xml

Assessment against linked issues

Issue	Objective	Addressed	Explanation
#2644	Replace the non-FOSS library used for the 3rd party library screen with a FOSS alternative.	✅

Possibly linked issues

• F-Droid build failed #2644: The PR addresses the issue by replacing the non-FOSS library with AboutLibraries, resolving the F-Droid build failure.
• F-Droid build failed #2644: The PR addresses the issue by replacing a non-FLOSS library with AboutLibraries, which displays open-source licenses.

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[sourcery-ai]

Hey @marcnause - I've reviewed your changes - here's some feedback:

Overall Comments:

• Consider mentioning the theme change in the PR title for better visibility.
• It might be worth adding a comment explaining why the theme change doesn't have side effects.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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[github-actions]

Build successful. APKs to test: https://github.com/fossasia/pslab-android/actions/runs/13798542841/artifacts/2733450456

[AsCress]

@marcnause LGTM !