JI-2176 Remove extra semicolons

styles/scss/_tutorial-and-example-links.scss

@@ -35,8 +35,8 @@ $h5p-tutorial-icon-diameter: 2.5rem;
     font-family: $icon-font-family;
     font-size: 1.625em;
     border-radius: 50%;
-    width: $h5p-tutorial-icon-diameter;;
-    height: $h5p-tutorial-icon-diameter;;
+    width: $h5p-tutorial-icon-diameter;
+    height: $h5p-tutorial-icon-diameter;
     position: absolute;
     display: flex;
     justify-content: center;

styles/scss/application.scss

@@ -153,7 +153,7 @@ a {
     padding: 10px 30px 10px 8px;
     font-family: $font-family;
     font-size: 16px;
-    border: 1px solid $form-border-color;;
+    border: 1px solid $form-border-color;
     background: $form-input-color inline-image('down.png') no-repeat;
     background-position: calc(100% - 10px);
     @include box-shadow($form-input-box-shadow);
@@ -394,7 +394,7 @@ a {
         border: 1px solid #bbb;
 
         .h5p-file-drop-upload-inner {
-          border: 2px dashed #bbb;;
+          border: 2px dashed #bbb;
           background-color: white;
           position: absolute;
           top: 3px;