* Update version to 7.5.0-SNAPSHOT

Ref: https://github.com/Activiti/Activiti/issues/4048

* Reuse action that calculates next version based on the current pom

* Fixed a possible null pointer exception in BaseElement, as well as going for more java 8 enhancement and supporting BaseElement with tests.

* Accomodate files to current structure

* Add header to file

* Fixing headers

* Remove trailing from header file
Co-authored-by: Nfrancisco <framc83@hotmail.com>

* AAE-691 Add upgrade scripts

* AAE-691 Clean up create scripts

* AAE-691 Clean up

* AAE-691 Add h2 scripts for tests

* AAE-691 Add changes to h2 scripts

* AAE-691 Reorder scripts

* feat: add activiti-core-dependencies-tests module

* revert: set activiti-build.version to 7.0.41

* Update .mergify.yml

* fix: enforce same parent version dependency

* fix: add -DenforceFail=false property to control enforce fail behavior