chore(dev-deps): bump @salesforce/cli-plugins-testkit (#983)

Bumps [@salesforce/cli-plugins-testkit](https://github.com/salesforcecli/cli-plugins-testkit) from 4.3.6 to 4.4.8.
- [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@4.3.6...4.4.8)

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

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

package.json

@@ -21,7 +21,7 @@
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^4.0.14",
     "@oclif/plugin-help": "^5.2.17",
-    "@salesforce/cli-plugins-testkit": "^4.3.6",
+    "@salesforce/cli-plugins-testkit": "^4.4.8",
     "@salesforce/dev-config": "^4.0.1",
     "@salesforce/dev-scripts": "^5.10.0",
     "@salesforce/plugin-command-reference": "^3.0.25",

yarn.lock

@@ -955,15 +955,15 @@
     istanbul-lib-report "^3.0.1"
     istanbul-reports "^3.1.6"
 
-"@salesforce/cli-plugins-testkit@^4.3.1", "@salesforce/cli-plugins-testkit@^4.3.6":
-  version "4.3.6"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-4.3.6.tgz#7d2258d34b1033af81e9531bd4613d2683327eb1"
-  integrity sha512-gcwXoMA6PtxzXL/Gd5XxlCpiV6Mbb8MehdAWWlmTb7ExfElHqvSPAwZEbim32ACcfJeqVVK0Y1CbRdbmNMNUYw==
+"@salesforce/cli-plugins-testkit@^4.3.1", "@salesforce/cli-plugins-testkit@^4.4.8":
+  version "4.4.8"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-4.4.8.tgz#0c4a7e371f319f63c27b23ba6b89e3341655ff87"
+  integrity sha512-8IuVupRX8APj9FEx8HjfRxYXeTrq78/Nstch2S6FhZXbDShzqBbVfQ3DVf2uDejxgU7rehah0mwcVyWYjTcBGA==
   dependencies:
-    "@salesforce/core" "^5.2.9"
-    "@salesforce/kit" "^3.0.11"
+    "@salesforce/core" "^5.3.5"
+    "@salesforce/kit" "^3.0.13"
     "@salesforce/ts-types" "^2.0.6"
-    "@types/shelljs" "^0.8.12"
+    "@types/shelljs" "^0.8.13"
     debug "^4.3.1"
     jszip "^3.10.1"
     shelljs "^0.8.4"
@@ -1596,10 +1596,10 @@
   resolved "https://registry.yarnpkg.com/@types/semver/-/semver-7.5.3.tgz#9a726e116beb26c24f1ccd6850201e1246122e04"
   integrity sha512-OxepLK9EuNEIPxWNME+C6WwbRAOOI2o2BaQEGzz5Lu2e4Z5eDnEo+/aVEDMIXywoJitJ7xWd641wrGLZdtwRyw==
 
-"@types/shelljs@^0.8.11", "@types/shelljs@^0.8.12":
-  version "0.8.12"
-  resolved "https://registry.yarnpkg.com/@types/shelljs/-/shelljs-0.8.12.tgz#79dc9632af7d5ca1b5afb65a6bfc1422d79b5fa0"
-  integrity sha512-ZA8U81/gldY+rR5zl/7HSHrG2KDfEb3lzG6uCUDhW1DTQE9yC/VBQ45fXnXq8f3CgInfhZmjtdu/WOUlrXRQUg==
+"@types/shelljs@^0.8.11", "@types/shelljs@^0.8.13":
+  version "0.8.14"
+  resolved "https://registry.yarnpkg.com/@types/shelljs/-/shelljs-0.8.14.tgz#87b8817b2397ffe97b86a4d844036ee0d2a1f0ca"
+  integrity sha512-eqKaGPi60riuxI9pUVeCT02EGo94Y6HT119h7w5bXSELsis6+JqzdEy6H/w2xXl881wcN3VDnb/D0WlgSety5w==
   dependencies:
     "@types/glob" "~7.2.0"
     "@types/node" "*"