fix: Update Dependencies in Provided Steps (#14)

* fix: bump @openzeppelin/contracts version to 4.7.3 in solcjs step

* fix: remove lockfile for truffle step

Author: circle-smartin

src/resources/steps/solcjs/package.json

@@ -1,7 +1,7 @@
 {
   "private": true,
   "dependencies": {
-    "@openzeppelin/contracts": "4.1.0",
+    "@openzeppelin/contracts": "4.7.3",
     "solc": "0.8.3"
   }
 }