fix(deps): bump @salesforce/source-tracking from 4.2.0 to 4.2.1 (#240)

Bumps [@salesforce/source-tracking](https://github.com/forcedotcom/source-tracking) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/forcedotcom/source-tracking/releases)
- [Changelog](https://github.com/forcedotcom/source-tracking/blob/main/CHANGELOG.md)
- [Commits](forcedotcom/source-tracking@4.2.0...4.2.1)

---
updated-dependencies:
- dependency-name: "@salesforce/source-tracking"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -8,7 +8,7 @@
   "dependencies": {
     "@jayree/changelog": "^1.1.3",
     "@salesforce/sf-plugins-core": "^3.1.2",
-    "@salesforce/source-tracking": "^4.2.0",
+    "@salesforce/source-tracking": "^4.2.1",
     "debug": "^4.3.4",
     "deep-object-diff": "^1.1.9",
     "fast-xml-parser": "^4.2.5",