Update minimum ember-template-lint version to 2.0.1.

Author: Robert Jackson

package.json

@@ -36,7 +36,7 @@
     "chalk": "^3.0.0",
     "debug": "^4.0.1",
     "ember-cli-version-checker": "^5.0.1",
-    "ember-template-lint": "^2.0.0-beta.5",
+    "ember-template-lint": "^2.0.1",
     "json-stable-stringify": "^1.0.1",
     "md5-hex": "^3.0.1",
     "strip-ansi": "^6.0.0",

yarn.lock

@@ -4082,7 +4082,7 @@ ember-source@~3.16.1:
     semver "^6.1.1"
     silent-error "^1.1.1"
 
-ember-template-lint@^2.0.0-beta.5:
+ember-template-lint@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/ember-template-lint/-/ember-template-lint-2.0.1.tgz#80f72e8964526819172c95ff597edd1a4cfeb0d8"
   integrity sha512-RipRqS3vIXHJvAIQmWCV9j/ApoWBopfvY1m5RNg2z3KU1IV/a48plDyF9L8yY8qqDfRy5SAP4J/AbGuggXN6WQ==