Release/812.0.0 (#7942)

## Explanation
Updates transaction-pay-controller to v15.0.1.

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## References

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## Checklist

- [ ] I've updated the test suite for new or updated code as appropriate
- [ ] I've updated documentation (JSDoc, Markdown, etc.) for new or
updated code as appropriate
- [ ] I've communicated my changes to consumers by [updating changelogs
for packages I've
changed](https://github.com/MetaMask/core/tree/main/docs/processes/updating-changelogs.md)
- [ ] I've introduced [breaking
changes](https://github.com/MetaMask/core/tree/main/docs/processes/breaking-changes.md)
in this PR and have prepared draft pull requests for clients and
consumer packages to resolve them

<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> **Low Risk**
> Version/changelog-only release bookkeeping with no functional code
changes in this PR.
> 
> **Overview**
> Bumps the monorepo version to `812.0.0` and releases
`@metamask/transaction-pay-controller` `15.0.1`.
> 
> Updates the `transaction-pay-controller` changelog for `15.0.1`,
noting a fix to *estimate Relay transactions separately and combine with
the original transaction gas at quote time*.
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
9694616. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

Author: dan437

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/core-monorepo",
-  "version": "811.0.0",
+  "version": "812.0.0",
   "private": true,
   "description": "Monorepo for packages shared between MetaMask clients",
   "repository": {

packages/transaction-pay-controller/CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [15.0.1]
+
 ### Fixed
 
 - Estimate relay transactions separately and combine with original transaction gas at quote time ([#7933](https://github.com/MetaMask/core/pull/7933))
@@ -384,7 +386,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Initial release ([#6820](https://github.com/MetaMask/core/pull/6820))
 
-[Unreleased]: https://github.com/MetaMask/core/compare/@metamask/transaction-pay-controller@15.0.0...HEAD
+[Unreleased]: https://github.com/MetaMask/core/compare/@metamask/transaction-pay-controller@15.0.1...HEAD
+[15.0.1]: https://github.com/MetaMask/core/compare/@metamask/transaction-pay-controller@15.0.0...@metamask/transaction-pay-controller@15.0.1
 [15.0.0]: https://github.com/MetaMask/core/compare/@metamask/transaction-pay-controller@14.0.0...@metamask/transaction-pay-controller@15.0.0
 [14.0.0]: https://github.com/MetaMask/core/compare/@metamask/transaction-pay-controller@13.0.0...@metamask/transaction-pay-controller@14.0.0
 [13.0.0]: https://github.com/MetaMask/core/compare/@metamask/transaction-pay-controller@12.2.0...@metamask/transaction-pay-controller@13.0.0

packages/transaction-pay-controller/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/transaction-pay-controller",
-  "version": "15.0.0",
+  "version": "15.0.1",
   "description": "Manages alternate payment strategies to provide required funds for transactions in MetaMask",
   "keywords": [
     "MetaMask",