fix(deps): update dependency which to v6 (#6576)

Author: renovate[bot]

mega-linter-runner/package.json

@@ -93,7 +93,7 @@
     "prompts": "^2.4.2",
     "simple-git": "^3.28.0",
     "uuid": "^13.0.0",
-    "which": "^5.0.0",
+    "which": "^6.0.0",
     "yeoman-environment": "^5.0.0",
     "yeoman-generator": "^7.1.0"
   },

mega-linter-runner/yarn.lock

@@ -3640,13 +3640,6 @@ which@^2.0.1:
   dependencies:
     isexe "^2.0.0"
 
-which@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/which/-/which-5.0.0.tgz#d93f2d93f79834d4363c7d0c23e00d07c466c8d6"
-  integrity sha512-JEdGzHwwkrbWoGOlIHqQ5gtprKGOenpDHpxE9zVR1bWbOtYRyPPHMe9FaP6x61CmNaTThSkb0DAJte5jD+DmzQ==
-  dependencies:
-    isexe "^3.1.1"
-
 which@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/which/-/which-6.0.0.tgz#a3a721a14cdd9b991a722e493c177eeff82ff32a"