adjust personal-dropdown menu width

src/client/styles/scss/_navbar.scss

@@ -50,12 +50,16 @@
   }
 
   .grw-personal-dropdown {
-    .grw-email-sm {
-      font-size: 0.75em;
-    }
-    .grw-icon-container svg {
-      width: 18px;
-      height: 18px;
+    .dropdown-menu {
+      min-width: 15rem;
+
+      .grw-email-sm {
+        font-size: 0.75em;
+      }
+      .grw-icon-container svg {
+        width: 18px;
+        height: 18px;
+      }
     }
   }
 }