Upgrade cbindgen to 0.29.2

Summary:
Upgrade cbindgen from 0.28.0 to 0.29.2 (latest).

Remove `[patch.crates-io]` git override for cbindgen — the fix from
mozilla/cbindgen#1063 (generic with "void" default) is included in 0.29.2.

Reviewed By: capickett

Differential Revision: D100198447

fbshipit-source-id: 3824417ab2015a67171d09502646fbdff739649f

Author: Baojun Wang

eden/fs/Cargo.toml

@@ -9,7 +9,6 @@ bindgen-cli = { git = "https://github.com/jsgf/rust-bindgen", rev = "4d385d21c16
 bytemuck = { git = "https://github.com/jsgf/bytemuck", rev = "e7ba210910d49dee833773b2a3e0f5e39805ba08" }
 bytemuck_derive = { git = "https://github.com/jsgf/bytemuck", rev = "e7ba210910d49dee833773b2a3e0f5e39805ba08" }
 c2pa = { git = "https://github.com/peekmoar/c2pa-rs", rev = "6bcd530a0b681d828e1b07430058c13427fe8bb1" }
-cbindgen = { git = "https://github.com/mozilla/cbindgen.git", rev = "cf94b56ef35d91f8420e8f89fee70074d39d068d" }
 cxx = { git = "https://github.com/facebookexperimental/cxx.git", rev = "870ebbecad0f6be394d4f9fb9bd62b551662651a" }
 cxx-build = { git = "https://github.com/facebookexperimental/cxx.git", rev = "870ebbecad0f6be394d4f9fb9bd62b551662651a" }
 displaydoc = { git = "https://github.com/yaahc/displaydoc", rev = "7dc6e324b1788a6b7fb9f3a1953c512923a3e9f0" }

eden/mononoke/Cargo.toml

@@ -9,7 +9,6 @@ bindgen-cli = { git = "https://github.com/jsgf/rust-bindgen", rev = "4d385d21c16
 bytemuck = { git = "https://github.com/jsgf/bytemuck", rev = "e7ba210910d49dee833773b2a3e0f5e39805ba08" }
 bytemuck_derive = { git = "https://github.com/jsgf/bytemuck", rev = "e7ba210910d49dee833773b2a3e0f5e39805ba08" }
 c2pa = { git = "https://github.com/peekmoar/c2pa-rs", rev = "6bcd530a0b681d828e1b07430058c13427fe8bb1" }
-cbindgen = { git = "https://github.com/mozilla/cbindgen.git", rev = "cf94b56ef35d91f8420e8f89fee70074d39d068d" }
 cxx = { git = "https://github.com/facebookexperimental/cxx.git", rev = "870ebbecad0f6be394d4f9fb9bd62b551662651a" }
 cxx-build = { git = "https://github.com/facebookexperimental/cxx.git", rev = "870ebbecad0f6be394d4f9fb9bd62b551662651a" }
 displaydoc = { git = "https://github.com/yaahc/displaydoc", rev = "7dc6e324b1788a6b7fb9f3a1953c512923a3e9f0" }