[rocprofiler-systems] Add rocprof-sys-build to gitignore (#1829)

* Add rocprof-sys-build to gitignore

---------

Co-authored-by: David Galiffi <David.Galiffi@amd.com>

projects/rocprofiler-systems/.gitignore

@@ -41,10 +41,14 @@
 /_build
 _toc.yml
 
+# Common Build folders
 /build*
+/rocprof-sys-build
+
 /.vscode
 /.cache
 /.clangd
+
 /compile_commands.json
 /rocprof-sys-install.py
 /scripts/rocprof-sys-install.py