Update jgromes/RadioLib dependency to latest version (7.2.1)

Co-authored-by: NorthernMan54 <19808920+NorthernMan54@users.noreply.github.com>

Author: Copilot

library.json

@@ -13,6 +13,6 @@
         "espressif32"
     ],
     "dependencies": {
-        "jgromes/RadioLib": "^5.3.0" 
+        "jgromes/RadioLib": "^7.2.1" 
     }
 }