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

Bumps [@salesforce/cli-plugins-testkit](https://github.com/salesforcecli/cli-plugins-testkit) from 4.1.1 to 4.2.6.
- [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@4.1.1...4.2.6)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -14,7 +14,7 @@
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^4.0.9",
     "@oclif/plugin-help": "^5.2.11",
-    "@salesforce/cli-plugins-testkit": "^4.1.1",
+    "@salesforce/cli-plugins-testkit": "^4.2.6",
     "@salesforce/dev-config": "^4.0.1",
     "@salesforce/dev-scripts": "^5.4.3",
     "@salesforce/plugin-command-reference": "^3.0.10",

yarn.lock

@@ -890,13 +890,13 @@
     mv "~2"
     safe-json-stringify "~1"
 
-"@salesforce/cli-plugins-testkit@^4.1.1":
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-4.1.1.tgz#3504d7b05f63bf15a706385efb90c1c5f46c6c38"
-  integrity sha512-aGeiVYdWW6O/Q5LHCc4ZVNKihz0oiCljplbT2EmjyTyo+3Bxj1iyuo3o428+wo9BIc/Qk0jkKjqrSGS5HPDs/A==
+"@salesforce/cli-plugins-testkit@^4.2.6":
+  version "4.2.6"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-4.2.6.tgz#608b65bbd37e01f862ab11ac229413e086b5cc67"
+  integrity sha512-zp6drvOfc2eSs7lfrccbY1YywvT1jaqJQ8lUI3lbFBcRNp/4/pgcoLHigBPZjycg022jXnziyutxM+w7539l2w==
   dependencies:
-    "@salesforce/core" "^4.1.3"
-    "@salesforce/kit" "^3.0.2"
+    "@salesforce/core" "^4.3.7"
+    "@salesforce/kit" "^3.0.5"
     "@salesforce/ts-types" "^2.0.2"
     "@types/shelljs" "^0.8.12"
     debug "^4.3.1"
@@ -905,7 +905,7 @@
     strip-ansi "6.0.1"
     ts-retry-promise "^0.7.0"
 
-"@salesforce/core@^4.1.3", "@salesforce/core@^4.3.1", "@salesforce/core@^4.3.2", "@salesforce/core@^4.3.5", "@salesforce/core@^4.3.7":
+"@salesforce/core@^4.3.1", "@salesforce/core@^4.3.2", "@salesforce/core@^4.3.5", "@salesforce/core@^4.3.7":
   version "4.3.10"
   resolved "https://registry.yarnpkg.com/@salesforce/core/-/core-4.3.10.tgz#d3ada1411c41fbd182fbfbe6a7ab4cf5bc6afb9f"
   integrity sha512-xWwn9cSMXVSGobcROajVWNcEZ4QY3KbaSyZe7swXJtulJ26CB1Fv3QJB8RxStrj0XaXwt8m1nuiBwh03DTvCKg==
@@ -971,12 +971,12 @@
     typescript "^4.9.5"
     wireit "^0.9.5"
 
-"@salesforce/kit@^3.0.2", "@salesforce/kit@^3.0.3", "@salesforce/kit@^3.0.4":
-  version "3.0.5"
-  resolved "https://registry.yarnpkg.com/@salesforce/kit/-/kit-3.0.5.tgz#0792daff4f45e1c0e0667735988815e3a01d20fb"
-  integrity sha512-Vwryx7v5z0JTV+IdoxnKFArFyVfyKPClmIXtwEH3O6uZd1mDZAp7Y3aJPoKNWgfBtQaxRalc3W5heuC1lTa5SA==
+"@salesforce/kit@^3.0.3", "@salesforce/kit@^3.0.4", "@salesforce/kit@^3.0.5":
+  version "3.0.6"
+  resolved "https://registry.yarnpkg.com/@salesforce/kit/-/kit-3.0.6.tgz#8fcf95dae20dce62a6d490c64aeaec379b507696"
+  integrity sha512-NtEU8dJn/zbGEWUjStSPRAlF8rq8lrOGAOAfaacsufLcpZikQZ8nZd6YUOk1A2siokPXDFCXyJbjT76F1rClpw==
   dependencies:
-    "@salesforce/ts-types" "^2.0.4"
+    "@salesforce/ts-types" "^2.0.5"
     tslib "^2.6.0"
 
 "@salesforce/plugin-command-reference@^3.0.10":
@@ -1024,7 +1024,7 @@
     sinon "^5.1.1"
     tslib "^2.6.0"
 
-"@salesforce/ts-types@^2.0.2", "@salesforce/ts-types@^2.0.3", "@salesforce/ts-types@^2.0.4":
+"@salesforce/ts-types@^2.0.2", "@salesforce/ts-types@^2.0.3", "@salesforce/ts-types@^2.0.4", "@salesforce/ts-types@^2.0.5":
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/@salesforce/ts-types/-/ts-types-2.0.5.tgz#5471236522588e08c094fc3fda27761e6ec935fa"
   integrity sha512-X91De9ZK/X86lYcFAzoAt/pPeY6Lf+G7LyAJRx3FuYpdc+nocvniUnnJGXwSmyKMMxW2NifvQgST7FTZLZ5REA==