Merge branch 'master' into access-extension

Author: Amxx

.changeset/afraid-walls-smell.md

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+---
+'openzeppelin-solidity': major
+---
+
+`ERC1155Receiver`: Removed in favor of `ERC1155Holder`.

.changeset/blue-horses-do.md

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+---
+'openzeppelin-solidity': major
+---
+
+`ERC2771Forwarder`: Added `deadline` for expiring transactions, batching, and more secure handling of `msg.value`.

.changeset/eight-peaches-guess.md

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+---
+'openzeppelin-solidity': minor
+---
+
+`Proxy`: Removed redundant `receive` function.

.changeset/grumpy-bulldogs-call.md

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+---
+'openzeppelin-solidity': major
+---
+
+`Governor`: Optimized use of storage for proposal data

.changeset/happy-falcons-walk.md

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+---
+'openzeppelin-solidity': major
+---
+
+`TransparentUpgradeableProxy`: Admin is now stored in an immutable variable (set during construction) to avoid unnecessary storage reads on every proxy call. This removed the ability to ever change the admin. Transfer of the upgrade capability is exclusively handled through the ownership of the `ProxyAdmin`.

.changeset/heavy-drinks-fail.md

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+---
+'openzeppelin-solidity': major
+---
+
+`ERC20`: Remove `Approval` event previously emitted in `transferFrom` to indicate that part of the allowance was consumed. With this change, allowances are no longer reconstructible from events. See the code for guidelines on how to re-enable this event if needed.

.changeset/hot-dingos-kiss.md

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+---
+'openzeppelin-solidity': major
+---
+
+`MessageHashUtils`: Add a new library for creating message digest to be used along with signing or recovery such as  ECDSA or ERC-1271. These functions are moved from the `ECDSA` library.

.changeset/hot-plums-approve.md

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+---
+'openzeppelin-solidity': minor
+---
+
+`GovernorTimelockControl`: Clean up timelock id on execution for gas refund.

.changeset/loud-shrimps-play.md

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+---
+'openzeppelin-solidity': minor
+---
+
+`TimelockController`: Add a state getter that returns an `OperationState` enum.

.changeset/orange-apes-draw.md

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+---
+'openzeppelin-solidity': major
+---
+
+Switched to using explicit Solidity import statements. Some previously available symbols may now have to be separately imported.