Update Helm chart Readme links rendering (#1449)

Update Helm chart Readme rendering for new docs page

Author: pkosiec

helm/botkube/README.md

@@ -4,17 +4,16 @@
 
 A virtual SRE, powered by AI.
 
-**Homepage:** <https://botkube.io>
+**Homepage:** [https://botkube.io](https://botkube.io)
 
 ## Maintainers
 
 | Name | Email  |
 | ---- | ------ |
-| Botkube Dev Team | <[email protected]> |
+| Botkube Dev Team | [[email protected]](mailto:[email protected]) |
 
 ## Source Code
-
-* <https://github.com/kubeshop/botkube>
+[https://github.com/kubeshop/botkube](https://github.com/kubeshop/botkube)
 
 ## Parameters
 

helm/botkube/README.tpl.md

@@ -4,19 +4,26 @@
 
 {{ template "chart.description" . }}
 
-{{ template "chart.homepageLine" . }}
+{{ if .Home }}**Homepage:** [{{ .Home }}]({{ .Home }}){{ end }}
 
 {{ define "chart.maintainersTable" }}
 | Name | Email  |
 | ---- | ------ |
 {{- range .Maintainers }}
-| {{ .Name }} | {{ if .Email }}<{{ .Email }}>{{ end }} |
+| {{ .Name }} | {{ if .Email }}[{{ .Email }}](mailto:{{ .Email }}){{ end }} |
 {{- end }}
 {{ end }}
 
 {{ template "chart.maintainersSection" . }}
 
-{{ template "chart.sourcesSection" . }}
+
+{{ if .Sources }}
+## Source Code
+
+{{- range .Sources }}
+[{{ . }}]({{ . }})
+{{- end }}
+{{ end }}
 
 {{ template "chart.requirementsSection" . }}