fix typos (#17620)

ui/app/services/replication-mode.js

@@ -4,7 +4,7 @@ export default Service.extend({
   mode: null,
 
   getMode() {
-    this.mode;
+    return this.mode;
   },
 
   setMode(mode) {

ui/app/styles/components/info-table-row.scss

@@ -22,7 +22,6 @@
 
   .column {
     align-self: center;
-    padding-left: 0px;
     padding: $spacing-m;
 
     &.info-table-row-edit {

ui/app/styles/core/generic.scss

@@ -20,7 +20,7 @@ code {
 }
 code,
 pre {
-  font-smoothing: inherit;
+  font-smooth: inherit;
   -webkit-font-smoothing: inherit;
 }
 

ui/lib/core/addon/components/info-table-item-array.js

@@ -56,7 +56,7 @@ export default class InfoTableItemArray extends Component {
   get displayArrayTruncated() {
     let { displayArray } = this.args;
     if (!displayArray) return null;
-    if ((displayArray.length >= 10) & !this.args.doNotTruncate) {
+    if (displayArray.length >= 10 && !this.args.doNotTruncate) {
       // if array greater than 10 in length only display the first 5
       return displayArray.slice(0, 5);
     }