MOBILE-4081 chore: Mixed Code smell fixes

src/addons/mod/glossary/services/glossary.ts

@@ -673,7 +673,7 @@ export class AddonModGlossaryProvider {
      * @return Promise resolved with all entrries.
      */
     fetchAllEntries(
-        fetchFunction: (options?: AddonModGlossaryGetEntriesOptions) => AddonModGlossaryGetEntriesWSResponse,
+        fetchFunction: (options?: AddonModGlossaryGetEntriesOptions) => Promise<AddonModGlossaryGetEntriesWSResponse>,
         options: CoreCourseCommonModWSOptions = {},
     ): Promise<AddonModGlossaryEntry[]> {
         options.siteId = options.siteId || CoreSites.getCurrentSiteId();
@@ -681,7 +681,7 @@ export class AddonModGlossaryProvider {
         const entries: AddonModGlossaryEntry[] = [];
 
         const fetchMoreEntries = async (): Promise<AddonModGlossaryEntry[]> => {
-            const result = fetchFunction({
+            const result = await fetchFunction({
                 from: entries.length,
                 ...options, // Include all options.
             });

src/app/app.component.ts

@@ -41,7 +41,6 @@ const MOODLEAPP_VERSION_PREFIX = 'moodleapp-';
 @Component({
     selector: 'app-root',
     templateUrl: 'app.component.html',
-    styleUrls: ['app.component.scss'],
 })
 export class AppComponent implements OnInit, AfterViewInit {
 

src/core/features/grades/pages/course/course.html

@@ -16,7 +16,7 @@
         <core-empty-box *ngIf="rows && rows.length === 0" icon="fas-chart-bar" [message]="'core.grades.nogradesreturned' | translate">
         </core-empty-box>
         <div *ngIf="rows && rows.length > 0" class="core-grades-container">
-            <table cellspacing="0" cellpadding="0" class="core-grades-table" [class.summary]="showSummary">
+            <table class="core-grades-table" [class.summary]="showSummary">
                 <thead>
                     <tr>
                         <th *ngFor="let column of columns" id="{{column.name}}" class="ion-text-start"