Release/754.0.0 (#7653)

## Explanation

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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]
> Releases monorepo `754.0.0` and `@metamask/ramps-controller` `4.0.0`.
> 
> - `@metamask/[email protected]`: adds `preferredProvider`
state/mutator, `providers` state with `getProviders()` (auto-fetched on
init/region change), `defaultAmount`/`quickAmounts` on `Country`,
`getApiPath()` helper, and exports `UserRegion` type
> - Breaking: `userRegion` type changes from `string | null` to
`UserRegion | null` (use `userRegion.regionCode`), and removes
eligibility (`eligibility` state, `updateEligibility()`,
`getEligibility()`, related types/actions)
> - Switches `getCountries()` to v2 API (`v2/regions/countries`) and
updates changelog links
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
4f55762. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

Author: georgeweiler

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/core-monorepo",
-  "version": "753.0.0",
+  "version": "754.0.0",
   "private": true,
   "description": "Monorepo for packages shared between MetaMask clients",
   "repository": {

packages/ramps-controller/CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [4.0.0]
+
 ### Added
 
 - Add `preferredProvider` state and `setPreferredProvider()` method to RampsController ([#7617](https://github.com/MetaMask/core/pull/7617))
@@ -77,7 +79,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Add `OnRampService` for interacting with the OnRamp API
   - Add geolocation detection via IP address lookup
 
-[Unreleased]: https://github.com/MetaMask/core/compare/@metamask/[email protected]
+[Unreleased]: https://github.com/MetaMask/core/compare/@metamask/[email protected]
+[4.0.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]
 [3.0.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]
 [2.1.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]
 [2.0.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]

packages/ramps-controller/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/ramps-controller",
-  "version": "3.0.0",
+  "version": "4.0.0",
   "description": "A controller for managing cryptocurrency on/off ramps functionality",
   "keywords": [
     "MetaMask",