Add fan service config validation in config generation

Summary:
Follow up longer term fix from D62767884.
Add config validation to fan service config generation so we can catch any validation bugs or config bugs during compilation

TODO: Have dedicate ConfigValidation class like PM && Beef up the validation logics.

Reviewed By: alandau

Differential Revision: D62769673

fbshipit-source-id: 8ae72103717e7c8ea3f32145dc2a4971490adb3a

fboss/platform/config_lib/BUCK

@@ -12,6 +12,7 @@ cpp_binary(
     ],
     deps = [
         "//fboss/platform/data_corral_service/if:led_manager-cpp2-types",
+        "//fboss/platform/fan_service:utils",
         "//fboss/platform/fan_service/if:fan_service-cpp2-types",
         "//fboss/platform/fbdevd/if:fbdevd-cpp2-types",
         "//fboss/platform/fw_util/if:fw_util_config-cpp2-types",