Merge pull request #822 from ember-learn/upgrades

Upgrade some secondary dependencies

Author: chriskrycho

package.json

@@ -56,11 +56,10 @@
     "ember-cli-deprecation-workflow": "^1.0.1",
     "ember-cli-document-title-northm": "^1.0.3",
     "ember-cli-fastboot": "^3.3.2",
-    "ember-cli-htmlbars": "^5.7.1",
+    "ember-cli-htmlbars": "^6.1.1",
     "ember-cli-inject-live-reload": "^2.0.2",
     "ember-cli-meta-tags": "^5.1.0",
     "ember-cli-sass": "^10.0.1",
-    "ember-cli-shims": "^1.2.0",
     "ember-cli-terser": "^4.0.1",
     "ember-composable-helpers": "^3.1.1",
     "ember-concurrency": "^2.3.7",
@@ -77,14 +76,14 @@
     "ember-power-select": "^4.1.6",
     "ember-qunit": "^5.1.4",
     "ember-resolver": "^8.0.2",
-    "ember-rfc176-data": "^0.3.5",
+    "ember-rfc176-data": "^0.3.17",
     "ember-route-action-helper": "^2.0.5",
     "ember-sinon": "^4.1.1",
     "ember-source": "~3.26.1",
     "ember-styleguide": "2.6.0-0",
-    "ember-svg-jar": "^1.2.2",
+    "ember-svg-jar": "^2.4.2",
     "ember-template-lint": "^3.2.0",
-    "ember-test-selectors": "^2.0.0",
+    "ember-test-selectors": "^6.0.0",
     "ember-tether": "1.0.0",
     "ember-truth-helpers": "^2.1.0",
     "ember-web-app": "^2.0.0",