Bugfix pagebrowser handling

To fix:

• Canonical is included twice on category page
• cHash is included in canonical for pagination
• <link rel="prev"... and <link rel="next"... need to be generated by https://gitlab.sgalinski.de/typo3/sg_seo

Configuration/Routes/config.yaml

@@ -3,7 +3,13 @@ routeEnhancers:
     type: Plugin
     namespace: tx_sgnews_pagebrowser
     routePath: '/{localizedSegment}/{currentPage}'
+    defaults:
+      currentPage: '0'
     aspects:
+      currentPage:
+        type: StaticRangeMapper
+        start: '1'
+        end: '1000'
       localizedSegment:
         type: LocaleModifier
         default: page