chore(deps): bump git2 in /ecc2 in the cargo group across 1 directory

Bumps the cargo group with 1 update in the /ecc2 directory: [git2](https://github.com/rust-lang/git2-rs).


Updates `git2` from 0.19.0 to 0.20.4
- [Changelog](https://github.com/rust-lang/git2-rs/blob/git2-0.20.4/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/git2-rs/compare/git2-0.19.0...git2-0.20.4)

---
updated-dependencies:
- dependency-name: git2
  dependency-version: 0.20.4
  dependency-type: direct:production
  dependency-group: cargo
...

Signed-off-by: dependabot[bot] <support@github.com>

ecc2/Cargo.lock

@@ -438,9 +438,9 @@ dependencies = [
 
 [[package]]
 name = "git2"
-version = "0.19.0"
+version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b903b73e45dc0c6c596f2d37eccece7c1c8bb6e4407b001096387c63d0d93724"
+checksum = "7b88256088d75a56f8ecfa070513a775dd9107f6530ef14919dac831af9cfe2b"
 dependencies = [
  "bitflags",
  "libc",
@@ -725,9 +725,9 @@ checksum = "b5b646652bf6661599e1da8901b3b9522896f01e736bad5f723fe7a3a27f899d"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.17.0+1.8.1"
+version = "0.18.3+1.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10472326a8a6477c3c20a64547b0059e4b0d086869eee31e6d7da728a8eb7224"
+checksum = "c9b3acc4b91781bb0b3386669d325163746af5f6e4f73e6d2d630e09a35f3487"
 dependencies = [
  "cc",
  "libc",