chore: Update Noir to nightly-2026-01-27

Automated update of Noir submodule to latest nightly.

**Current**: unknown
**New**: nightly-2026-01-27

[View changes in noir-lang/noir](noir-lang/noir@584cc8c...nightly-2026-01-27)

Author: AztecBot

noir-projects/mock-protocol-circuits/bootstrap.sh

@@ -2,3 +2,4 @@
 source $(git rev-parse --show-toplevel)/ci3/source
 
 NOIR_PROTOCOL_CIRCUITS_WORKING_DIR="$(pwd)" ../noir-protocol-circuits/bootstrap.sh "${1:-}"
+NOIR_PROTOCOL_CIRCUITS_SKIP_CHECK_WARNINGS=true

noir-projects/noir-protocol-circuits/bootstrap.sh

@@ -144,12 +144,14 @@ export -f hex_to_fields_json compile
 function build {
   set -eu
 
-  echo_stderr "Checking libraries for warnings..."
-  parallel -v --line-buffer --tag $NARGO --program-dir {} check ::: \
-    ./crates/blob \
-    ./crates/private-kernel-lib \
-    ./crates/rollup-lib \
-    ./crates/types \
+  if [[ -z NOIR_PROTOCOL_CIRCUITS_SKIP_CHECK_WARNINGS ]]; then
+    echo_stderr "Checking libraries for warnings..."
+    parallel -v --line-buffer --tag $NARGO --program-dir {} check ::: \
+      ./crates/blob \
+      ./crates/private-kernel-lib \
+      ./crates/rollup-lib \
+      ./crates/types
+  fi
 
   # We allow errors so we can output the joblog.
   set +e