Fix pyproject.toml

pyproject.toml

@@ -8,7 +8,7 @@ reports='no'
 # A comma-separated list of package or module names from where C extensions may
 # be loaded. Extensions are loading into the active Python interpreter and may
 # run arbitrary code
-extension-pkg-allow-list='rapidjson
+extension-pkg-allow-list='rapidjson'
 
 [tool.pylint.FORMAT]
 max-line-length=80