chore!: raise Node requirement to v10 and upgrade dependencies (#84)

Author: childish-sambino

package.json

@@ -11,18 +11,18 @@
     "@oclif/plugin-help": "^2.2.3",
     "@oclif/plugin-plugins": "^1.7.9",
     "axios": "^0.19.2",
-    "chalk": "^2.4.2",
+    "chalk": "^4.0.0",
     "columnify": "^1.5.4",
-    "fs-extra": "^7.0.1",
-    "inquirer": "^6.5.2",
-    "qs": "^6.9.1",
-    "semver": "^6.3.0",
+    "fs-extra": "^9.0.0",
+    "inquirer": "^7.1.0",
+    "qs": "^6.9.3",
+    "semver": "^7.3.0",
     "shelljs": "^0.8.3",
     "tsv": "^0.2.0",
-    "twilio": "^3.42.0"
+    "twilio": "^3.42.1"
   },
   "optionalDependencies": {
-    "keytar": "^4.13.0"
+    "keytar": "^5.4.0"
   },
   "devDependencies": {
     "@oclif/test": "^1.2.5",
@@ -33,12 +33,12 @@
     "eslint-plugin-mocha": "^6.3.0",
     "mocha": "^7.1.1",
     "nock": "^12.0.3",
-    "nyc": "^15.0.0",
-    "sinon": "^9.0.1",
+    "nyc": "^15.0.1",
+    "sinon": "^9.0.2",
     "tmp": "0.1.0"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=10.0.0"
   },
   "files": [
     "/bin",