fix(segment-button): update minimum heights

Author: brandyscarney

core/src/components/segment-button/segment-button.ionic.scss

@@ -91,17 +91,15 @@
 // --------------------------------------------------
 
 // Segments with icons above or below the label
-// should have a fixed height of 64px
+// should have a minimum height of 72px
 :host(.segment-button-layout-icon-top),
 :host(.segment-button-layout-icon-bottom) {
-  height: globals.$ionic-scale-1600;
+  min-height: globals.$ionic-scale-1800;
 }
 
-// Segments with icons at the start or end, or with only
-// icons or labels, should have a fixed height of 48px
+// Segments with only icons or labels
+// should have a minimum height of 48px
 :host(.segment-button-has-label-only),
-:host(.segment-button-has-icon-only),
-:host(.segment-button-layout-icon-start),
-:host(.segment-button-layout-icon-end) {
-  height: globals.$ionic-scale-1200;
+:host(.segment-button-has-icon-only) {
+  min-height: globals.$ionic-scale-1200;
 }