See https://discourse.cmake.org/t/ctest-able-to-daemonize-fixtures/1012/3
for a rationale.

Merge branch 'amiranda/52-missing-copy-constructor-and-assignment-operator-in-admire-adhoc_storage-and-admire-pfs_storage' into 'main'

Resolve "Missing copy constructor and assignment operator in admire::adhoc_storage and admire::pfs_storage"

Closes #52

See merge request !37

Resolve "Refactor common test code into a convenience library."

Closes #48

See merge request !36

Resolve "CI test reports overwrite each other"

This MR fixes the JUnit report generation for unit and rpc tests.

Closes #51

See merge request !35

Merge branch 'amiranda/49-tests-for-adm_register_pfs_storage-and-related-rpcs-are-not-run' into 'main'

Resolve "Tests for `ADM_register_pfs_storage` and related RPCs are not run"

Closes #49

See merge request !33

Resolve "ADM_register_*_storage APIs should not require an `ADM_job_t` argument"

This MR removes the necessity to provide a `job` argument when registering or manipulating an `adhoc_storage` or `pfs_storage` instance.

Closes #50

See merge request !34

Resolve "Execute RPCs tests in CI"

This MR improves the test subsystem by doing the following:

- [x] Register missing C++ tests in CTest
- [x] Add missing C tests for `libadm_iosched.so` interfaces
- [x] Register C tests in CTest
- [x] Update `.gitlab-ci.yml` to automatically execute tests

Closes #6 #7 #11

See merge request !12

See #35.