fix(deps): bump @salesforce/core from 8.11.4 to 8.12.0 (#668)

Bumps [@salesforce/core](https://github.com/forcedotcom/sfdx-core) from 8.11.4 to 8.12.0.
- [Release notes](https://github.com/forcedotcom/sfdx-core/releases)
- [Changelog](https://github.com/forcedotcom/sfdx-core/blob/main/CHANGELOG.md)
- [Commits](forcedotcom/sfdx-core@8.11.4...8.12.0)

---
updated-dependencies:
- dependency-name: "@salesforce/core"
  dependency-version: 8.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -35,7 +35,7 @@
   ],
   "dependencies": {
     "@salesforce/cli-plugins-testkit": "^5.3.39",
-    "@salesforce/core": "^8.11.4",
+    "@salesforce/core": "^8.12.0",
     "@salesforce/kit": "^3.2.3",
     "@salesforce/source-deploy-retrieve": "^12.19.7",
     "@salesforce/ts-types": "^2.0.12",

yarn.lock

@@ -521,10 +521,10 @@
     strip-ansi "6.0.1"
     ts-retry-promise "^0.8.1"
 
-"@salesforce/core@^8.11.0", "@salesforce/core@^8.11.4", "@salesforce/core@^8.8.0":
-  version "8.11.4"
-  resolved "https://registry.yarnpkg.com/@salesforce/core/-/core-8.11.4.tgz#e4f049351540a46e12bb5c1b6574232fd4d1288b"
-  integrity sha512-6jrACrCmpic7mrnp4XQ6tiyx5FvHs101dQ2v+m8+aHF97036bul+GeeYuSjVp3ASh0sjR5CotYf7R65chd4H+A==
+"@salesforce/core@^8.11.0", "@salesforce/core@^8.12.0", "@salesforce/core@^8.8.0":
+  version "8.12.0"
+  resolved "https://registry.yarnpkg.com/@salesforce/core/-/core-8.12.0.tgz#a458cc3e39f4e7df57d94f0deaaa0fd0660b18c9"
+  integrity sha512-LJIjoQ3UQJ1r/xxdQcaG5bU8MfxeO/LJhrfK/7LZeHVtp1iOIgedbwPuVNzTzYciDWh8elborarrPM4uWjtu5g==
   dependencies:
     "@jsforce/jsforce-node" "^3.8.2"
     "@salesforce/kit" "^3.2.2"