Change the naming convention for LogMessage internal message field.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@jdbernard/logging",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "description": "Simple Javascript logging service.",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -8,7 +8,7 @@
     "/dist"
   ],
   "scripts": {
-    "build": "tsc",
+    "build": "bunx tsc",
     "prepare": "npm run build",
     "test": "echo \"Error: no test specified\" && exit 1"
   },