feat: bump apex lib

Author: mshanemc

package.json

@@ -5,7 +5,7 @@
   "author": "Salesforce",
   "bugs": "https://github.com/forcedotcom/cli/issues",
   "dependencies": {
-    "@salesforce/apex-node": "^7.0.4",
+    "@salesforce/apex-node": "^8.1.0",
     "@salesforce/core": "^8.1.0",
     "@salesforce/kit": "^3.1.6",
     "@salesforce/sf-plugins-core": "^11.1.6",