[ACS-4959] Update license headers to reflect Hyland Copyright Guidelines (#3115)

* [ACS-4959] install eslint-plugin-license-header plugin

* [ACS-4959] configure new license

* [ACS-4959] aca-folder-rules license update

* [ACS-4959] content-ce license update

* [ACS-4959] app-e2e license update

* [ACS-4959] adf-office-services-ext license update

* [ACS-4959] aca-shared update license

* [ACS-4959] aca-about license update

* [ACS-4959] aca-content license update

* [ACS-4959] aca-viewer & aca-preview license update

* [ACS-4959] other files license update

* [ACS-4959] patern fix

* [ACS-4959] vendors updated

* [ACS-4959] path fix

* [ACS-4959] some more vendors update

* [ACS-4959] license update

projects/aca-content/.eslintrc.js

@@ -0,0 +1,23 @@
+path = require("path");
+module.exports = {
+  "extends": "../../.eslintrc.json",
+  "ignorePatterns": [
+    "!**/*"
+  ],
+  "overrides": [
+    {
+      "files": [
+        "*.ts"
+      ],
+      "parserOptions": {
+        "project": [
+          path.join(__dirname, "tsconfig.lib.json"),
+          path.join(__dirname, "tsconfig.spec.json")
+        ],
+        "createDefaultProgram": true
+      },
+      "rules": {
+      }
+    }
+  ]
+}