Merge pull request #473 from g-oikonomou/contrib/cc26xx/default-bsl-enabled

Enable the CC13x0/CC26x0 ROM bootloader by default

arch/cpu/cc26xx-cc13xx/cc13xx-cc26xx-conf.h

@@ -190,7 +190,7 @@
  * @{
  */
 #ifndef ROM_BOOTLOADER_ENABLE
-#define ROM_BOOTLOADER_ENABLE              0
+#define ROM_BOOTLOADER_ENABLE              1
 #endif
 /** @} */
 /*---------------------------------------------------------------------------*/