Remove unused fn

build.rs

@@ -1,18 +1,8 @@
 extern crate prost_build;
 
 use prost_build::compile_protos;
-use std::path::Path;
-
-fn update_repo(path: &Path) -> Result<(), git2::Error> {
-    let repo = Repository::open(path)?;
-    let mut remote = repo.find_remote("origin")?;
-    let refspecs: [&str; 0] = [];
-    remote.fetch(&refspecs, None, None)
-}
 
 fn main() {
-    let path = Path::new("protobufs");
-
     let protos = &["protobufs/meshtastic/mesh.proto"];
     let includes = &["protobufs"];