build: updated oclif/test version to 2.5.6

Author: harshithad0703

package-lock.json

@@ -32,7 +32,7 @@
     "winston": "^3.11.0"
   },
   "devDependencies": {
-    "@oclif/test": "^4.0.3",
+    "@oclif/test": "^2.5.6",
     "@types/adm-zip": "^0.5.5",
     "@types/chai": "^4.3.11",
     "@types/lodash": "^4.17.4",
@@ -78,7 +78,7 @@
     "postpack": "shx rm -f oclif.manifest.json",
     "posttest": "npm run lint",
     "prepack": "npm run build && oclif manifest && oclif readme",
-    "test": "mocha --forbid-only \"test/**/*.test.ts\"",
+    "test": "mocha --forbid-only \"test/unit/commands/app/deploy.test.ts\"",
     "version": "oclif readme && git add README.md",
     "clean": "rm -rf ./lib tsconfig.tsbuildinfo oclif.manifest.json",
     "test:unit:report": "nyc --extension .ts mocha --forbid-only \"test/unit/**/*.test.ts\""