Add tag count display to file search and tag edit

Signed-off-by: trivernis <trivernis@protonmail.com>

mediarepo-ui/src/app/components/shared/sidebar/file-search/file-search.component.html

@@ -42,7 +42,7 @@
 
     <mat-divider fxFlex="1em"></mat-divider>
     <div class="tag-list-header" fxFlex="40px">
-        <h2>Tags</h2>
+        <h2>{{contextTags.length}} Tags</h2>
         <mat-divider></mat-divider>
     </div>
 

mediarepo-ui/src/app/components/shared/sidebar/tag-edit/tag-edit.component.html

@@ -1,6 +1,7 @@
 <app-busy-indicator [blurBackground]="true" class="file-edit-inner" fxLayout="column">
-    <div class="file-edit-header" fxFlex="100px">
+    <div class="file-edit-header" fxFlex="130px">
         <h1>Edit Tags</h1>
+        <h3>{{tags.length}} Tags</h3>
         <mat-divider></mat-divider>
     </div>
     <div class="tag-edit-list" fxFlex fxFlexAlign="start" fxFlexFill>