Remove `sign/mod.rs` from `rustfmt` exclusion list

.. now continously checking its formatting in CI.

diff --git a/rustfmt_excluded_files b/rustfmt_excluded_files
index 1a1474416feef1b97740a69978212d7f3a8001aa..5418177f64752afa00ef037530432891ce5dbcc2 100644 (file)
--- a/rustfmt_excluded_files
+++ b/rustfmt_excluded_files
@@ -234,7 +234,6 @@
 ./lightning/src/routing/scoring.rs
 ./lightning/src/routing/test_utils.rs
 ./lightning/src/routing/utxo.rs
-./lightning/src/sign/mod.rs
 ./lightning/src/sign/taproot.rs
 ./lightning/src/sign/type_resolver.rs
 ./lightning/src/sync/debug_sync.rs