Describe the bug

--grpc-client-tls-secure is one of the flags supported by thanos query command. This however is not available as an option to pass using the helm values since its not been implemented in the templates.
Steps to reproduce the issue:

Expected behavior

add a value 'enable grpc-client-tls-secure' , set default to true. This would help fix a major issue that most users who use ingress with TLS face.

Screenshots

Additional context