Update to gcc 15.1.0+20250607

Author: Jason2866

platform.json

@@ -57,15 +57,15 @@
       "type": "toolchain",
       "optional": true,
       "owner": "pioarduino",
-      "package-version": "14.2.0+20241119",
-      "version": "https://github.com/pioarduino/registry/releases/download/0.0.1/xtensa-esp-elf-14.2.0_20241119.zip"
+      "package-version": "15.1.0+20250607",
+      "version": "https://github.com/pioarduino/registry/releases/download/0.0.1/xtensa-esp-elf-15.1.0_20250607.zip"
     },
     "toolchain-riscv32-esp": {
       "type": "toolchain",
       "optional": true,
       "owner": "pioarduino",
-      "package-version": "14.2.0+20241119",
-      "version": "https://github.com/pioarduino/registry/releases/download/0.0.1/riscv32-esp-elf-14.2.0_20241119.zip"
+      "package-version": "15.1.0+20250607",
+      "version": "https://github.com/pioarduino/registry/releases/download/0.0.1/riscv32-esp-elf-15.1.0_20250607.zip"
     },
     "toolchain-esp32ulp": {
       "type": "toolchain",