0.7.0 release

New features:
- templates: jobs: nfs: add support for custom boot_args
- nfs: storage: add nvme support for ampere server
- devices: add AmpereOne

Bug fixes:
- templates: tests: ltp: drop unused assignment
- templates: tests: mmtests: remove unused OVERRIDE assignment
- templates: tests: modules: remove unused assigments
- templates: tests: rt-tests: remove unused assigment
- tests: selftest: breakpoints: devices: drop reduntant nfs-x86_64
- templates: jobs: nfs: avoid rendering undefined extra_kernel_args
- templates: devices: qemu: simplify and clarify arch condition
- templates: jobs: nfs simply jinja
- templates: jobs: nfs drop unnecessary space