* contracts-bedrock: custom gas token L1 contracts

Implement the L1 contract diff of the custom gas token spec
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* contracts-bedrock: custom gas token L2 contracts

Implement the L2 contract diff of the custom gas token spec
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* contracts-bedrock: custom gas token contracts

Libraries and universal contracts in the custom gas token spec
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* contracts-bedrock: custom gas token scripts

Implement the scripts for the custom gas token spec
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* contracts-bedrock: custom gas token tests

Implement tests for the custom gas token spec
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* op-bindings: update with custom gas token
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* op-chain-ops: fixup tests
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* contracts-bedrock: snapshots

Update snapshots
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* cleanup: get tests passing

* contracts-bedrock: cleanup tests

* contracts-bedrock: cleanup custom gas token

* op-bindings: regenerate

* codesize: fix

* contracts-bedrock: custom gas token cleanup
Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>

* build: fix

* custom-gas-token: fix build

* custom-gas-token: cleanup, final spec nits

* gas-snapshot: fix

* contracts-bedrock: cleanup

* contracts-bedrock: semver lock

* invariant-docs: fixup

* storage-layout: address

* bindings: remove preview

* bindings: add back bindingspreview

* weth: remove weth9

Migrate to WETH based on weth98

* contracts-bedrock: cleanup

* custom-gas-token: more cleanup

Fix abi

* contracts-bedrock: test case

* custom-gas-token: cleanup, tests

* lint: fix

* custom-gas-token: address review comments

* snapshots: regenerate

* lint: fix

* contracts-bedrock: clean up semantics of cgt

Custom gas token semantics are strengthened and
cleaned up to ensure invariants in spec are held
true.

* snapshots: regenerate

* snapshots: gas snapshot

* semver-lock: regenerate

* comments: address

* semver: calculate

* ctb: revert in test

* tests: fix flake

* portal: better comment

* test: fixup

* lint: fix

* snapshot: gas

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Co-authored-by: Diego <105765223+0xfuturistic@users.noreply.github.com>