make enter key submit form in the add server dialog for GH Enterprise and BitBucket Server (#1466)

Author: NicuPascu

blueocean-dashboard/src/main/js/creation/bitbucket/server/BbAddServerDialog.jsx

@@ -27,6 +27,20 @@ class BBAddServerDialog extends React.Component {
         t = props.flowManager.translate;
     }
 
+    componentDidMount() {
+        document.addEventListener('keydown', this.handleKeyDownEvent);
+    }
+
+    componentWillUnmount() {
+        document.removeEventListener('keydown', this.handleKeyDownEvent);
+    }
+
+    handleKeyDownEvent = (event) => {
+        if (event.key === 'Enter') {
+            this._onCreateClick();
+        }
+    }
+
     _nameChange(value) {
         this.setState({
             nameValue: value,

blueocean-dashboard/src/main/js/creation/github-enterprise/GHEAddServerDialog.jsx

@@ -27,6 +27,20 @@ class GHEAddServerDialog extends React.Component {
         t = props.flowManager.translate;
     }
 
+    componentDidMount() {
+        document.addEventListener('keydown', this.handleKeyDownEvent);
+    }
+
+    componentWillUnmount() {
+        document.removeEventListener('keydown', this.handleKeyDownEvent);
+    }
+
+    handleKeyDownEvent = (event) => {
+        if (event.key === 'Enter') {
+            this._onCreateClick();
+        }
+    }
+
     _nameChange(value) {
         this.setState({
             nameValue: value,