Fix java classes being skipped in AGP >= 3.4

[jeppeman]

Fixes #162

[codecov]

Codecov Report

Merging #166 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #166   +/-   ##
=========================================
  Coverage     88.06%   88.06%           
  Complexity       43       43           
=========================================
  Files             1        1           
  Lines           176      176           
  Branches         24       24           
=========================================
  Hits            155      155           
  Misses           13       13           
  Partials          8        8

Impacted Files	Coverage Δ	Complexity Δ
...ktech/android/junit/jacoco/GenerationPlugin.groovy	88.06% <ø> (ø)	43 <0> (ø)	⬇️

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[vanniktech]

Looks good on my side. Waiting for a review from @vRallev

[jeppeman]

👍 Can we make a release with this fix?

[vanniktech]

Will do this weekend / next week!

[openkwaky]

Hello,
it would be very helpful to get a release soon.
I'm using 0.16.0-SNAPSHOT for the moment and feeling uncomfortable with it 😄
Thank you for the good work by the way