Enable musl target builds with vendored libgit2 (#4991)

* enable musl target builds with vendored libgit2

* move git2 to bottom of list

* also fix dioxus fullstack docs builds

---------

Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>

packages/cli/Cargo.toml

@@ -168,6 +168,9 @@ nucleo = "0.5.0"
 # 0.5.12 rust-version is too high
 home = "=0.5.11"
 
+[target.'cfg(target_env = "musl")'.dependencies]
+git2 = { version = "0.20.2", features = ["vendored-libgit2"] }
+
 [build-dependencies]
 built = { version = "0.8.0", features = ["git2"] }