Fix RuntimeException, remove jcenter and upgrade dependencies

[PierreVieira]

Note: This PR guarantees the perfect functioning of the application after all changes.

What is the main problem?

Crash when trying to launch the app on a device with resolution equal to or above xxhdpi.

What does this PR do?

• Fix runtime exception describes at Crash when starting the app on branch start_kotlin using xxhdpi device #257
• Replacement of jcenter (deprecated) by mavenCentral;
• Upgrade from agp: 4.1.2 -> 7.0.3;
• Kotlin upgrade: 1.4.30 -> 1.5.31;
• sdk target upgrade: 29 -> 31 (it was necessary to add the tag android:exported="true" in the manifest file);
• Need to use template string due to nullability of second parameter of Log.e in line 98 in WorkerUtils.kt;

How to test?

Just build the app.

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Close: #257