fix owner for gdb

Author: Jason2866

platform.json

@@ -68,13 +68,13 @@
       "tool-xtensa-esp-elf-gdb": {
       "type": "debugger",
       "optional": true,
-      "owner": "espressif",
+      "owner": "platformio",
       "version": "14.2.0+20240403"
     },
     "tool-riscv32-esp-elf-gdb": {
       "type": "debugger",
       "optional": true,
-      "owner": "espressif",
+      "owner": "platformio",
       "version": "14.2.0+20240403"
     },
     "tool-esptoolpy": {