git2: Update to 0.20

Cargo.lock

@@ -294,9 +294,9 @@ 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 2.6.0",
  "libc",
@@ -485,9 +485,9 @@ checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
 
 [[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",

Cargo.toml

@@ -20,4 +20,7 @@ repository = "https://app.radicle.xyz/nodes/seed.radicle.xyz/rad:z6cFWeWpnZNHh9r
 # *per crate*. If anyone ever wants to set it to a different
 # value per crate, this is of course possible. We're waiting
 # for the day it makes a difference…
-rust-version = "1.78.0"
+rust-version = "1.78.0"
+
+[workspace.dependencies]
+git2 = { version = "0.20", default-features = false, features = ["vendored-libgit2"] }

radicle-git-ext/Cargo.toml

@@ -29,9 +29,7 @@ percent-encoding = "2"
 thiserror = "1"
 
 [dependencies.git2]
-version = "0.19"
-default-features = false
-features = ["vendored-libgit2"]
+workspace = true
 
 [dependencies.git-ref-format]
 version = "0.6.0"

radicle-git-ext/t/Cargo.toml

@@ -24,9 +24,7 @@ serde = "1"
 serde_json = "1"
 
 [dependencies.git2]
-version = "0.19"
-default-features = false
-features = ["vendored-libgit2"]
+workspace = true
 
 [dependencies.radicle-git-ext]
 path = ".."

radicle-surf/Cargo.toml

@@ -37,9 +37,7 @@ thiserror = "1.0"
 url = "2.5.4"
 
 [dependencies.git2]
-version = "0.19"
-default-features = false
-features = ["vendored-libgit2"]
+workspace = true
 
 [dependencies.radicle-git-ext]
 version = "0.11.0"

radicle-surf/t/Cargo.toml

@@ -20,9 +20,7 @@ serde_json = "1"
 url = "2.5"
 
 [dev-dependencies.git2]
-version = "0.19"
-default-features = false
-features = ["vendored-libgit2"]
+workspace = true
 
 [dev-dependencies.radicle-git-ext]
 path = "../../radicle-git-ext"