typo fix (#3998)

p/themes/Swage/swage.css

@@ -1160,5 +1160,5 @@ button.as-link {
 	min-height: initial;
 }
 #slider .form-group:hover {
-	background: inital;
+	background: initial;
 }

p/themes/Swage/swage.rtl.css

@@ -1160,5 +1160,5 @@ button.as-link {
 	min-height: initial;
 }
 #slider .form-group:hover {
-	background: inital;
+	background: initial;
 }

p/themes/Swage/swage.scss

@@ -1423,7 +1423,7 @@ button.as-link {
 
 	.form-group {
 		&:hover {
-			background: inital;
+			background: initial;
 		}
 	}