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

Bumps [@salesforce/cli-plugins-testkit](https://github.com/salesforcecli/cli-plugins-testkit) from 5.3.15 to 5.3.17.
- [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@5.3.15...5.3.17)

---
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]>

package.json

@@ -21,7 +21,7 @@
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^5.2.3",
     "@oclif/plugin-help": "^6.2.3",
-    "@salesforce/cli-plugins-testkit": "^5.3.15",
+    "@salesforce/cli-plugins-testkit": "^5.3.17",
     "@salesforce/dev-scripts": "^10.2.2",
     "@salesforce/plugin-command-reference": "^3.1.8",
     "@salesforce/source-testkit": "^2.2.23",

yarn.lock

@@ -1346,12 +1346,12 @@
     istanbul-lib-report "^3.0.1"
     istanbul-reports "^3.1.7"
 
-"@salesforce/cli-plugins-testkit@^5.3.15", "@salesforce/cli-plugins-testkit@^5.3.8":
-  version "5.3.15"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.3.15.tgz#a7e240119bbc987e869873c5a3ce3d70abbfe120"
-  integrity sha512-nst9ZKu7pqkR4Ayf3klbg4/41CmxJuLzdBL9EqGNZyZgKXBw1g+nlCcfvV9q1sY3LF2L2ljsC8N8phqiFoDKOQ==
+"@salesforce/cli-plugins-testkit@^5.3.17", "@salesforce/cli-plugins-testkit@^5.3.8":
+  version "5.3.17"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.3.17.tgz#b1a66508cf7a5d235d4fe30cf6b0045776ef7a2f"
+  integrity sha512-+cPyjXfuVD3pYjm+EGYC4JowoYq8QXRyTTDlZTVPD8VBe/byyXzxdphjK5gIuKhBYvKwWN1kT3zbno25U49ljQ==
   dependencies:
-    "@salesforce/core" "^8.0.1"
+    "@salesforce/core" "^8.1.0"
     "@salesforce/kit" "^3.1.6"
     "@salesforce/ts-types" "^2.0.10"
     "@types/shelljs" "^0.8.15"