Bump restrictedpython from 6.2 to 7.3 (getredash#7181)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -65,7 +65,7 @@ pyyaml = "6.0.1"
 redis = "4.6.0"
 regex = "2023.8.8"
 requests = "2.32.3"
-restrictedpython = "6.2"
+restrictedpython = "7.3"
 rq = "1.16.1"
 rq-scheduler = "0.13.1"
 semver = "2.8.1"