perf(git_status): avoid gix index load when core.fsmonitor is used (#6817)

src/modules/git_metrics.rs

@@ -29,7 +29,7 @@ pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
         return None;
     }
     // TODO: remove this special case once `gitoxide` can handle sparse indices for tree-index comparisons.
-    let stats = if gix_repo.index_or_empty().ok()?.is_sparse() || repo.fs_monitor_value_is_true {
+    let stats = if repo.fs_monitor_value_is_true || gix_repo.index_or_empty().ok()?.is_sparse() {
         let mut git_args = vec!["diff", "--shortstat"];
         if config.ignore_submodules {
             git_args.push("--ignore-submodules");

src/modules/git_status.rs

@@ -250,8 +250,8 @@ fn get_repo_status(
     let has_untracked = !config.untracked.is_empty();
     let git_config = gix_repo.config_snapshot();
     if config.use_git_executable
-        || gix_repo.index_or_empty().ok()?.is_sparse()
         || repo.fs_monitor_value_is_true
+        || gix_repo.index_or_empty().ok()?.is_sparse()
     {
         let mut args = vec!["status", "--porcelain=2"];