Update dependency PyYAML to v5.4.1

Author: renovate[bot]

requirements.txt

@@ -19,7 +19,7 @@ pathspec==0.5.9
 pip-review==1.0
 powerline-shell==0.7.0
 pyparsing==2.4.2
-PyYAML==5.4
+PyYAML==5.4.1
 requests==2.32.4
 schema==0.7.0
 six==1.12.0