Release 5.8.3 (municipio-se#149)

Release Docs @ https://getmunicipio.com/nyheter/municipio-5-8-3/

Author: sebastianthulin

composer.json

@@ -81,7 +81,7 @@
     "helsingborg-stad/modularity-timeline": "5.0.2",
     "helsingborg-stad/multi-network-urls": "2.0.0",
     "helsingborg-stad/multisite-role-propagation": "3.0.7",
-    "helsingborg-stad/municipio": "6.12.4",
+    "helsingborg-stad/municipio": "6.15.7",
     "helsingborg-stad/redirection-extended": "3.0.6",
     "helsingborg-stad/s3-local-index": "1.1.23",
     "helsingborg-stad/s3-uploads-custom-endpoint": "2.0.0",