message: Register MLIR Context and PassManager option for tf_tfl_translate command line parsing
  This makes available options like `--print-ir-after-all` to the user.
diff: @@ -130,6 +130,8 @@ int main(int argc, char **argv) {
  // interface. That also means we need to relay the value set in one option to
  // all its aliases.
  mlir::registerAsmPrinterCLOptions();
  + mlir::registerMLIRContextCLOptions();
  + mlir::registerPassManagerCLOptions();
  llvm::cl::ParseCommandLineOptions(
  argc, argv, "TF GraphDef to TFLite FlatBuffer converter\n");
  @@ -173,6 +175,7 @@ int main(int argc, char **argv) {
  if (!module.ok()) return kTrFailure;
  mlir::PassManager pm(&context);
  + applyPassManagerCLOptions(pm);
  // Set the quantization specifications from the command line flags.
  mlir::TFL::QuantizationSpecs quant_specs;
  