Replace binaries from core-system-tests with test projects

[jan-vcapgemini]

Replace all of these binaries with test projects:

• cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/AdaptMonolithicTemplatesTest/templates/templates-devon4j-0.0.1-sources.jar
• cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/AdaptMonolithicTemplatesTest/templates/templates-devon4j-0.0.1.jar
• cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/AdaptTemplateSetsTest/template-sets/downloaded/template-test1-0.0.1.jar
• cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/AdaptTemplateSetsTest/template-sets/downloaded/template-test1-0.0.1_old.jar
• cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/AdaptTemplateSetsTest/template-sets/downloaded/template-test2-0.0.1.jar
• cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/TemplateScanTest/valid.zip

Hint:

Create test projects like this:

https://github.com/devonfw/cobigen/blob/f7f16ec03d61fc419621f998ddb1fbc385e4ff19/cobigen/cobigen-core-systemtest/src/test/resources/testdata/systemtest/GenerationTestTemplateSetsXml/template-sets/downloaded/downloaded1-test/pom.xml#L1-L27

https://github.com/devonfw/cobigen/blob/f7f16ec03d61fc419621f998ddb1fbc385e4ff19/cobigen/cobigen-core-systemtest/pom.xml#L7-L12

https://github.com/devonfw/cobigen/blob/f7f16ec03d61fc419621f998ddb1fbc385e4ff19/cobigen/cobigen-core-systemtest/pom.xml#L56-L80