chore(dev-deps): bump @salesforce/cli-plugins-testkit

Bumps [@salesforce/cli-plugins-testkit](https://github.com/salesforcecli/cli-plugins-testkit) from 5.0.3 to 5.0.4.
- [Release notes](https://github.com/salesforcecli/cli-plugins-testkit/releases)
- [Changelog](https://github.com/salesforcecli/cli-plugins-testkit/blob/main/CHANGELOG.md)
- [Commits](salesforcecli/cli-plugins-testkit@5.0.3...5.0.4)

---
updated-dependencies:
- dependency-name: "@salesforce/cli-plugins-testkit"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -15,7 +15,7 @@
   },
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^5.0.2",
-    "@salesforce/cli-plugins-testkit": "^5.0.3",
+    "@salesforce/cli-plugins-testkit": "^5.0.4",
     "@salesforce/dev-scripts": "^6.0.3",
     "@salesforce/plugin-command-reference": "^3.0.46",
     "@types/color-convert": "^2.0.3",

yarn.lock

@@ -961,12 +961,12 @@
     istanbul-lib-report "^3.0.1"
     istanbul-reports "^3.1.6"
 
-"@salesforce/cli-plugins-testkit@^5.0.3":
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.0.3.tgz#c1b066d499f9d29f918a9337c37e0d01a9313631"
-  integrity sha512-fIW7xdyUNb8pPn8hUtIR2zsCD+dXTK7WC0OJG5m+XMM/LTLFTh31ygaKEACbdWlrpJSySfB2WOmOPMx5cRZsPQ==
+"@salesforce/cli-plugins-testkit@^5.0.4":
+  version "5.0.4"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.0.4.tgz#523c459f43822d7b24bff5117aeda7f77ed5e26c"
+  integrity sha512-8pquViVBCd5sF6nBXgLgwymEBE6pSAS376R9qq7rxuV+PSFCC5bnzQaKm2ugY+s5vXKNcV6WcmBHNCQnGv+M7Q==
   dependencies:
-    "@salesforce/core" "^5.3.17"
+    "@salesforce/core" "^5.3.20"
     "@salesforce/kit" "^3.0.15"
     "@salesforce/ts-types" "^2.0.6"
     "@types/shelljs" "^0.8.15"