Bump git2 from 0.16.0 to 0.16.1 (#6601)

Bumps [git2](https://github.com/rust-lang/git2-rs) from 0.16.0 to 0.16.1.
- [Release notes](https://github.com/rust-lang/git2-rs/releases)
- [Commits](https://github.com/rust-lang/git2-rs/compare/git2-curl-0.16.0...0.16.1)

---
updated-dependencies:
- dependency-name: git2
  dependency-type: indirect
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

polkadot/Cargo.lock

@@ -2880,9 +2880,9 @@ checksum = "dec7af912d60cdbd3677c1af9352ebae6fb8394d165568a2234df0fa00f87793"
 
 [[package]]
 name = "git2"
-version = "0.16.0"
+version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be36bc9e0546df253c0cc41fd0af34f5e92845ad8509462ec76672fac6997f5b"
+checksum = "ccf7f68c2995f392c49fffb4f95ae2c873297830eb25c6bc4c114ce8f4562acc"
 dependencies = [
  "bitflags",
  "libc",
@@ -3749,9 +3749,9 @@ checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.14.1+1.5.0"
+version = "0.14.2+1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a07fb2692bc3593bda59de45a502bb3071659f2c515e28c71e728306b038e17"
+checksum = "7f3d95f6b51075fe9810a7ae22c7095f12b98005ab364d8544797a825ce946a4"
 dependencies = [
  "cc",
  "libc",