Update dependencies

Author: Exelord

.github/workflows/node.js.yml

@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [10.x, 12.x, 14.x]
+        node-version: [12.x, 14.x, 16.x]
 
     steps:
     - uses: actions/checkout@v2

README.md

@@ -6,7 +6,7 @@ Integrate your deploy pipeline with Sentry. Upload sourcemaps, assign related co
 # Compatibility
 
 * ember-cli-deploy v1.0 or above
-* Node.js v8 or above
+* Node.js v12 or above
 
 
 ## Installation