[rocprofiler-compute] Add database output format to analyze mode (#748)

Analysis data dump

* Add `--output-format` and `--output-name` option to analyze mode

* Remove `--output` and `-save-dfs` option to analyze mode

* Add documentation on `rocpd` output format and analysis database file

* Create sqlite3 database using object relation mapping (ORM) provided
  by sqlalchemy library

* Fix metrics config to remove metrics marked as `null`, fix `Unit` header, add
  missing `title`

* Add test cases to ensure analysis data dump work

projects/rocprofiler-compute/docker/Dockerfile.doctest

@@ -22,6 +22,7 @@ RUN git config --global --add safe.directory /app
 # Install any dependencies specified in requirements.txt
 # Run interactive bash shell
  CMD ["/bin/bash", "-c", "\
-     python3 -m pip install -r docs/sphinx/requirements.txt \
+     cd /app/projects/rocprofiler-compute \
+     && python3 -m pip install -r docs/sphinx/requirements.txt \
      && exec /bin/bash \
  "]