airserver: remove local/shared bundle cleaners and loadgen from OSS/client build

[codyohl]

Summary: X-link: https://github.com/facebookincubator/zstrong/pull/609

X-link: https://github.com/facebookincubator/hsthrift/pull/118

X-link: https://github.com/facebookincubator/crux/pull/9

X-link: https://github.com/facebookexperimental/rust-shed/pull/42

X-link: https://github.com/facebook/watchman/pull/1170

X-link: https://github.com/facebook/mvfst/pull/319

X-link: https://github.com/facebook/fbthrift/pull/581

X-link: https://github.com/facebook/fboss/pull/160

X-link: https://github.com/facebook/fb303/pull/41

some cleanup: remove loadgen and bundle cleaners from client build and OSS build - hopefully will let us move faster in these codebases and avoid needing to upkeep the OSS side

Reviewed By: DevSatpathy

Differential Revision: D50094943

Privacy Context Container: L1091835

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D50094943

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D50094943

[facebook-github-bot]

This pull request has been merged in facebook/proxygen@ca92a5b0127d91d6f320dc01e3adaa611061f574.