Merge branch '64-flake8-not-running-for-files-with-pyhton-shebang-but-no-py-extension' into 'master'

Resolve "Flake8 not running for files with pyhton shebang but no py extension"

Closes #64

See merge request !96

Resolve "Deploy jobs do not pull files from LFS"

Closes #62

See merge request !95

This reverts commit 1b86072b.

This reverts commit d5beb168.

Resolve "For ddeploy job, login into pull and push registries"

Closes #61

See merge request !94

Update to a more recent version of clang-format in related job

See merge request !93

Remove 'safety' check from 'py3-security' job

Closes #60

See merge request !92

Remove py2-flake8_extended job

Closes #59

See merge request !91

Resolve "python_syntax is python2 only"

Closes #48

See merge request !80

Resolve "Ddeploy job failing to sintall ddeploy"

Closes #57

See merge request !89

Create hidden templates in core and make conditionally make them visible in auto-rules

Resolve "ddeploy job does not allow to login in a user-defined registry"

Closes #56

See merge request !88