message: make: Add go mod tidy command
  This command runs `go mod tidy` in every bedrock go module.
  This enables easier updating of self-dependent modules.
diff: @@ -34,6 +34,14 @@ op-proposer:
  make -C ./op-proposer op-proposer
  .PHONY: op-proposer
  +mod-tidy:
  + cd ./op-node && go mod tidy && cd .. && \
  + cd ./op-proposer && go mod tidy && cd .. && \
  + cd ./op-batcher && go mod tidy && cd .. && \
  + cd ./op-bindings && go mod tidy && cd .. && \
  + cd ./op-e2e && go mod tidy && cd ..
  +.PHONY: mod-tidy
  +
  contracts:
  cd ./contracts-bedrock && yarn install && yarn build
  .PHONY: contracts
  