Update main.yml

Author: noam987

.github/workflows/main.yml

@@ -11,7 +11,7 @@ jobs:
 
     env:
       TOOLCHAIN_UPDATE: 10.3-2021.10
-      TOOLCHAIN_URL: "https://developer.arm.com/-/media/Files/downloads/gnu-rm/${{ env.TOOLCHAIN_UPDATE }}/gcc-arm-none-eabi-${{ env.TOOLCHAIN_UPDATE }}-x86_64-linux.tar.bz2"
+      TOOLCHAIN_URL: "https://developer.arm.com/-/media/Files/downloads/gnu-rm/${TOOLCHAIN_UPDATE}/gcc-arm-none-eabi-${TOOLCHAIN_UPDATE}-x86_64-linux.tar.bz2"
 
     steps:
     - name: Checkout code