chore: use oclif v2

.sfdevrc.json

@@ -0,0 +1,5 @@
+{
+  "test": {
+    "testsPath": "test/**/*.test.ts"
+  }
+}

package.json

@@ -11,12 +11,11 @@
     "tslib": "^2"
   },
   "devDependencies": {
-    "@oclif/dev-cli": "^1",
-    "@oclif/plugin-command-snapshot": "2.1.1",
+    "@oclif/plugin-command-snapshot": "2.2.2",
     "@oclif/test": "^1.2.8",
     "@salesforce/cli-plugins-testkit": "^1.1.4",
     "@salesforce/dev-config": "^2.1.2",
-    "@salesforce/dev-scripts": "^0.9.1",
+    "@salesforce/dev-scripts": "^0.9.16",
     "@salesforce/plugin-command-reference": "^1.3.0",
     "@salesforce/prettier-config": "^0.0.2",
     "@salesforce/ts-sinon": "1.3.12",
@@ -38,6 +37,7 @@
     "lint-staged": "^11.0.0",
     "mocha": "^8.4.0",
     "nyc": "^15.1.0",
+    "oclif": "^2.0.0-main.0",
     "prettier": "^2.0.5",
     "pretty-quick": "^3.1.0",
     "shelljs": "^0.8.4",
@@ -103,7 +103,7 @@
     "test:deprecation-policy": "./bin/dev snapshot:compare",
     "test:json-schema": "./bin/dev schema:compare",
     "test:nuts": "yarn build && nyc mocha \"**/*.nut.ts\" --slow 4500 --timeout 600000 --parallel",
-    "version": "oclif-dev readme"
+    "version": "oclif readme"
   },
   "husky": {
     "hooks": {