fix: lowercase GitHub url in chart-home (#53)

Author: tobiasehlert

charts/tibiadata-api-go/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: tibiadata-api-go
 description: A Helm chart to deploy TibiaData API Go application.
-home: https://github.com/TibiaData
+home: https://github.com/tibiadata
 icon: https://avatars.githubusercontent.com/u/45961610
 maintainers:
   - name: TibiaData
@@ -19,5 +19,5 @@ keywords:
   - tibiadata-api
   - tibiadata-api-go
 type: application
-version: 1.2.17
+version: 1.2.18
 appVersion: 4.4.0