test(ci): verify echidna workflows with codeql/hypatia fixes

Triggers CI to verify:
- CodeQL timeout increased to 60 minutes
- Hypatia SHA updated to 6cd3772824e59c8c9affeab66061e25383544242

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

Author: hyperpolymath

TEST_CI_ECHIDNA.md

@@ -0,0 +1,9 @@
+# CI Test for ECHIDNA
+
+// SPDX-License-Identifier: MPL-2.0
+
+This is a test file to trigger CI workflows for echidna.
+
+- Testing: codeql, hypatia-scan, governance workflows
+- Created: 2026-06-04
+- Purpose: Verify CI fixes are working correctly