Updating thanos to package specific git creds

chart/templates/thanos/git-credentials.yaml

+{{- $gitCredsSecretDict := dict
+  "name" "tempo"
+  "targetScope" .Values.addons.thanos
+  "releaseName" .Release.Name
+  "releaseNamespace" .Release.Namespace
+}}
+{{- include "gitCredsSecret" $gitCredsSecretDict | nindent 0 -}}

chart/templates/thanos/gitrepository.yaml

 {{- $pkg := "thanos" }}
 {{- if and (eq (get .Values.addons $pkg).sourceType "git") (not .Values.offline) (get .Values.addons $pkg).enabled }}
+{{- $gitCredsDict := dict
+  "name" "thanos"
+  "packageGitScope" .Values.addons.thanos.git
+  "rootScope" .
+  "releaseName" .Release.Name
+}}
 apiVersion: source.toolkit.fluxcd.io/v1
 kind: GitRepository
 metadata:
@@ -11,5 +17,5 @@ spec:
   ref:
     {{- include "validRef" (get .Values.addons $pkg).git | nindent 4 }}
   {{ include "gitIgnore" . }}
-  {{- include "gitCreds" . | nindent 2 }}
+  {{- include "gitCredsExtended" $gitCredsDict | nindent 2 }}
 {{- end }}
\ No newline at end of file