WtStreamManager inline comments, lints, refactors, dbg logs, feedback

Summary:
* improves variable names for clarity
* adds some additional documentation
* adds DBG logs in some useful locations

Reviewed By: afrind

Differential Revision: D84759224

fbshipit-source-id: d6aa13bf3528285ad2037f2304a89aa38f4e8649

Updating submodules

Summary:
GitHub commits:

facebook/fb303@8fda3bf
facebook/fbthrift@af5480b
facebook/folly@2cd8e79
facebook/mvfst@8761455
0bb2497
facebook/wangle@4cbbda2
facebookexperimental/edencommon@730791f
facebookexperimental/rust-shed@0ac0bd7
facebookincubator/fizz@ba61853

Reviewed By: sdwilsh

fbshipit-source-id: 7a74f5b2bbfdb44e16d6a26bea0ab01bb75f9020

Move to ftpmirror for all gnu

Summary:
X-link: facebookexperimental/moxygen#79

as in title

Reviewed By: roticv

Differential Revision: D84388344

fbshipit-source-id: 96057b6b1c5f282451b8c2b582649c379cac9ecb

Updating submodules

Summary:
GitHub commits:

facebook/fb303@71a5701
facebook/fbthrift@3b40b6e
facebook/mvfst@1ead1ba
ab9e898
facebook/wangle@35482f8
facebookexperimental/edencommon@7fe2861
https://github.com/facebookexternal/wrist-factory/commit/dc0d9c3701fdc35803465bc4d324866e9adbe962

Reviewed By: pranavcivi

fbshipit-source-id: 7c20f028ca239b3ab7868490b45f8e58b64e404f

Updating submodules

Summary:
GitHub commits:

facebook/buck2-prelude@9615d24
facebook/fb303@2f19bdc
facebook/fbthrift@531d08e
facebook/folly@af67dd1
facebook/mvfst@1d59def
4c92179
facebook/wangle@b3688d2
facebookexperimental/edencommon@bfe92ce
facebookexperimental/rust-shed@2a8cad8
facebookexternal/wrist-factory@0f0e99d
facebookincubator/fizz@2a347d6

Reviewed By: JurjenLelifeld

fbshipit-source-id: 98909c27e30122295cbfab187f2dffca1706f65e

Updating submodules

Summary:
GitHub commits:

facebook/fb303@e0b53ca
facebook/fbthrift@e1cc228
facebook/folly@9a430ca
facebook/mvfst@f7bc5b0
6de56d8
facebook/wangle@b186c7e
facebookexperimental/edencommon@0960043
facebookexperimental/rust-shed@cb1b076
facebookincubator/fizz@654177b

Reviewed By: sdwilsh

fbshipit-source-id: 35c4c13734a45824b038ccf1b29643de8975a0bf

Updating submodules

Summary:
GitHub commits:

facebook/fb303@27a5fcb
facebook/fbthrift@f347d0f
facebook/mvfst@afb9c76
84bf764
facebook/wangle@c5b06b1
facebookexperimental/edencommon@5a892ce
facebookexperimental/rust-shed@9a29930
facebookincubator/fizz@8c9e4fe

Reviewed By: ajb85

fbshipit-source-id: 875229cec2d10346bef018ad5618646d65ce5ae8

Updating submodules

Summary:
GitHub commits:

facebook/fb303@1459ffb
facebook/fbthrift@89a9fad
facebook/folly@f3284fb
facebook/mvfst@ce68bf5
b268d89
facebook/wangle@c0ccb38
facebookexperimental/edencommon@54b09b7
facebookexperimental/rust-shed@2e83312
facebookexternal/wrist-factory@9dfe9b4
facebookincubator/fizz@c1ed600

Reviewed By: bigfootjon

fbshipit-source-id: 1fe6983717d72c7d52d5337d97ebf4bbf247a989

Updating submodules

Summary:
GitHub commits:

facebook/fb303@a5b2725
facebook/fbthrift@fb0efc4
facebook/folly@6751a0d
facebook/mvfst@ab41a08
5c9d851
facebook/wangle@2bf9378
facebookexperimental/edencommon@4eebef0
facebookexperimental/rust-shed@2fb50d8
facebookincubator/fizz@cf4af3f

Reviewed By: sdwilsh

fbshipit-source-id: ba50264f1f05c22430574e341a23f0ca3d8c7016

open source!

Summary:
yay!! this diff open-sources the new c++20 coroutine-based proxygen::coro library we've been spent the past couple of years hardening/productionizing

This is unfortunately a pretty big, yet unavoidable diff. The changes:
* codemod's filepath prefix rename from `proxygen/facebook/lib/coro/...` -> `proxygen/lib/http/coro/...`
* modifies CMake files to upgrade cxx verison, add c-ares as a dependency, and add proxygen::coro sources to the monolithic proxygen target

Reviewed By: mjoras

Differential Revision: D80372655

fbshipit-source-id: cc1f013c44b5966694cc2d3201f267957c7d8657