Incease whitespace for the ground nav component (#1533)

* Incease whitespace for the ground nav component

* Add changeset

Author: AriannaChau

.changeset/pretty-ducks-wave.md

@@ -0,0 +1,5 @@
+---
+'@cloudfour/patterns': minor
+---
+
+Increase whitespace in the ground-nav component

src/components/ground-nav/ground-nav.scss

@@ -7,7 +7,7 @@
 
 // Whitespace used for gaps, padding and margin
 // (It uses `rem` so space will be consistent throughout the component)
-$_ground-nav-space: ms.step(1, 1rem);
+$_ground-nav-space: ms.step(3, 1rem);
 // Negative value used to reduce the space around elements as well as position elements.
 $_ground-nav-negative-space: ($_ground-nav-space * -1);
 $_ground-nav-border-width: size.$edge-medium;