Update dependency certora-cli to v3.6.4 (#4110)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Francisco <fg@frang.io>

requirements.txt

@@ -1 +1 @@
-certora-cli==3.6.3
+certora-cli==3.6.4