[SG-837] QA build crashing while attaching a file

[vvolkgang]

Type of change

• Bug fix
• New feature development
• Tech debt (refactoring, code cleanup, dependency upgrades, etc)
• Build/deploy pipeline (DevOps)
• Other

Objective

This fixes Android's QA apk crashing while trying to attach a file. A recently added file (FileService.cs) with a reference to the package name was missing from the script.

Code changes

• build.cake: Script will now change the package name in Android's FileService.cs

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