Update to apksigner 30.0.2

[patrickfav]

It seems there are some breaking changes which require tests or impl to be fixed:

testSignMultipleApksMultipleCustomCert:

	SIGN
	file: C:\Users\PatrickF\AppData\Local\Temp\junit3402138880305259016\signer-test\apks\app-first-release-unsigned.apk (0.03 MiB)
	checksum: b0c0a077b3c588178e5eb0e4cd168ba2afdfbc930d5b439c868eb1a174fd40b (sha256)
java.lang.IllegalStateException: Only accepting one signer config for V4 Signature.
	at com.android.apksig.DefaultApkSignerEngine.createV4SignerConfig(DefaultApkSignerEngine.java:370)
	at com.android.apksig.DefaultApkSignerEngine.signV4(DefaultApkSignerEngine.java:914)
	at com.android.apksig.ApkSigner.sign(ApkSigner.java:582)

testResign:

junit.framework.AssertionFailedError: 
Expected :1
Actual   :2