style: corrected indentation in sass file

public/sass/components/_alerts.scss

@@ -67,14 +67,14 @@
 }
 
 .alert-icon {
- padding: 0 1rem 0 0;
- display: flex;
- align-items: center;
- justify-content: center;
- width: 2.5rem;
- .fa {
-   font-size: 1.5rem;
- }
+  padding: 0 1rem 0 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 2.5rem;
+  .fa {
+    font-size: 1.5rem;
+  }
 }
 
 .alert-body {