HDS-4254 Update ember-power-select version

Author: KristinLBradley

packages/components/package.json

@@ -52,7 +52,7 @@
     "ember-focus-trap": "^1.1.0",
     "ember-get-config": "^2.1.1",
     "ember-modifier": "^4.1.0",
-    "ember-power-select": "^8.2.0",
+    "ember-power-select": "^8.6.0",
     "ember-stargate": "^0.4.3",
     "ember-style-modifier": "^4.4.0",
     "ember-truth-helpers": "^4.0.3",

showcase/package.json

@@ -77,7 +77,7 @@
     "ember-load-initializers": "^2.1.2",
     "ember-modifier": "^4.1.0",
     "ember-page-title": "^8.2.3",
-    "ember-power-select": "^8.2.0",
+    "ember-power-select": "^8.6.0",
     "ember-qunit": "^8.1.0",
     "ember-resolver": "^11.0.1",
     "ember-set-helper": "^3.0.1",

website/package.json

@@ -83,7 +83,7 @@
     "ember-meta": "^2.0.0",
     "ember-modifier": "^4.1.0",
     "ember-page-title": "^8.2.3",
-    "ember-power-select": "^8.2.0",
+    "ember-power-select": "^8.6.0",
     "ember-prism": "^0.13.0",
     "ember-qunit": "^8.1.0",
     "ember-resolver": "^11.0.1",