Fixed broken classpath on `clean` and missing resources #12

7 tests ✅ passed

Test Suites	✅ 7 passed	🟡 0 skipped	❌ 0 failed	⌛ took
✅ io.github.gmazzo.dependencies.embedded.demo.EmbeddedDependenciesTest ✅ [1] org.apache.commons.lang3.StringUtils (⌛ 0.145) ✅ [2] org.apache.commons.collections4.ArrayUtils (⌛ 0.013)	2	0	0	0.168
✅ io.github.gmazzo.dependencies.embedded.EmbeddedDependenciesPluginTest ✅ [1] null, null (⌛ 6.098) ✅ [2] java, embedded	testEmbedded (⌛ 0.177) ✅ [3] java-library, embedded	testEmbedded (⌛ 0.062) ✅ [4] groovy, embedded	testEmbedded (⌛ 0.078) ✅ [5] kotlin, embedded	testEmbedded (⌛ 1.39)