Icon sizing - Adjust line height as well (#521)

* Add `normal` line-height to icon size modifiers to keep dimensions.

* Compiled CSS

* Version bump

Author: edwardcasbon

dist/honeycomb.app.css

@@ -1,6 +1,6 @@
 {
   "name": "honeycomb-web-toolkit",
-  "version": "14.3.6",
+  "version": "14.3.7",
   "repository": {
     "type": "git",
     "url": "https://github.com/red-gate/honeycomb-web-toolkit"

dist/honeycomb.css

@@ -8,38 +8,47 @@
 
 .icon--2x {
     font-size: 2rem;
+    line-height: normal;
 }
 
 .icon--3x {
     font-size: 3rem;
+    line-height: normal;
 }
 
 .icon--4x {
     font-size: 4rem;
+    line-height: normal;
 }
 
 .icon--5x {
     font-size: 5rem;
+    line-height: normal;
 }
 
 .icon--6x {
     font-size: 6rem;
+    line-height: normal;
 }
 
 .icon--7x {
     font-size: 7rem;
+    line-height: normal;
 }
 
 .icon--8x {
     font-size: 8rem;
+    line-height: normal;
 }
 
 .icon--9x {
     font-size: 9rem;
+    line-height: normal;
 }
 
 .icon--10x {
     font-size: 10rem;
+    line-height: normal;
 }
 
 /**