Update ember-bootstrap

Author: simonihmig

README.md

@@ -10,7 +10,7 @@ further details.
 Compatibility
 ------------------------------------------------------------------------------
 
-* Ember Bootstrap v5.0 or above
+* Ember Bootstrap v4.5 or above
 * Ember Changeset and Ember Changeset Validations v3
 * Ember.js v3.24 or above
 * Ember CLI v3.24 or above

package.json

@@ -45,7 +45,7 @@
     "bootstrap": "^4.3.1",
     "broccoli-asset-rev": "^3.0.0",
     "ember-auto-import": "^2.4.0",
-    "ember-bootstrap": "^4.5.0",
+    "ember-bootstrap": "^5.0.0",
     "ember-cli": "~4.2.0",
     "ember-cli-dependency-checker": "^3.2.0",
     "ember-cli-inject-live-reload": "^2.1.0",