Bugfix: transpiled version results in "GSCTheme is not defined"

Bump patch version.

package.json

 {
     "name": "@gsc/material",
-    "version": "2.2.0",
+    "version": "2.2.1",
     "description": "An implementation of Material-UI with GSC styling",
     "main": "index.js",
     "repository": "https://gitlab.gsc.org.uk/gsc-frameworks/gsc-material.git",

src/themeDefinition.js

-export default GSCTheme = {
+const GSCTheme = {
     gsc: {
         // Core
         navy: "#2e2d44",
@@ -75,3 +75,5 @@ export default GSCTheme = {
         },
     },
 };
+
+export default GSCTheme;

themeDefinition.js

@@ -4,8 +4,7 @@ Object.defineProperty(exports, "__esModule", {
   value: true
 });
 exports.default = void 0;
-
-var _default = GSCTheme = {
+var GSCTheme = {
   gsc: {
     // Core
     navy: "#2e2d44",
@@ -72,5 +71,5 @@ var _default = GSCTheme = {
     }
   }
 };
-
+var _default = GSCTheme;
 exports.default = _default;
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