Pass options from K8s::Client.in_cluster_config to Transport (#88)

* Make K8s::Client.in_cluster_config pass options to Transport.in_cluster_config

* Pass them to the right place

* Update client.rb

* Update client.rb

lib/k8s/client.rb

@@ -44,10 +44,11 @@ def self.config(config, namespace: nil, **options)
     # @see K8s::Transport#in_cluster_config
     #
     # @param namespace [String] default namespace for all operations
+    # @param options [Hash] options passed to transport, @see Transport#in_cluster_config
     # @return [K8s::Client]
     # @raise [K8s::Error::Config,Errno::ENOENT,Errno::EACCES]
-    def self.in_cluster_config(namespace: nil)
-      new(Transport.in_cluster_config, namespace: namespace)
+    def self.in_cluster_config(namespace: nil, **options)
+      new(Transport.in_cluster_config(**options), namespace: namespace)
     end
 
     # Attempts to create a K8s::Client instance automatically using environment variables, existing configuration