[Scripts] update build.sh

Author: bongjunj

build.sh

@@ -33,7 +33,7 @@ fi
 
 echo "LLVM_PATH: $LLVM_PATH"
 
-git clone git@github.com:llvm/llvm-project.git $LLVM_PATH
+git clone https://github.com/llvm/llvm-project.git $LLVM_PATH
 
 pushd $LLVM_PATH
 git checkout llvmorg-20.1.1