fix(tools/looker): lookergetdashboards uses proper Authorized helper func (#1255)

looker-getdash-board uses the Authorized helper function.

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internal/tools/looker/lookergetdashboards/lookergetdashboards.go

@@ -184,7 +184,7 @@ func (t Tool) McpManifest() tools.McpManifest {
 }
 
 func (t Tool) Authorized(verifiedAuthServices []string) bool {
-	return true
+	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
 }
 
 func (t Tool) RequiresClientAuthorization() bool {