Lock file maintenance (#1059)

Author: renovate[bot]

change/beachball-9035954d-9bbb-49fa-91a0-5fa798611239.json

@@ -0,0 +1,7 @@
+{
+  "type": "none",
+  "comment": "lock ts-jest dev dep version",
+  "packageName": "beachball",
+  "email": "elcraig@microsoft.com",
+  "dependentChangeType": "none"
+}

package.json

@@ -80,13 +80,18 @@
     "prettier": "~2.8.4",
     "strip-ansi": "^6.0.1",
     "tmp": "^0.2.1",
-    "ts-jest": "^29.0.0",
+    "ts-jest": "29.2.6",
     "typescript": "~5.2.0",
     "verdaccio": "5.29.2",
     "verdaccio-auth-memory": "^10.2.0",
     "verdaccio-memory": "^10.3.0"
   },
   "resolutions": {
     "@types/node": "^14.0.0"
+  },
+  "rationale": {
+    "devDependencies": {
+      "ts-jest@29.2.6": "29.3.0 introduces type-fest v4 which requires node 16+"
+    }
   }
 }