updated the plugin dir, to match the subnet-evm path (#95)

Co-authored-by: Jonathan Oppenheimer <jonathan.oppenheimer@avalabs.org>

Author: yashgo0018

scripts/build.sh

@@ -19,7 +19,7 @@ source "$ROOT_DIR_PATH"/scripts/constants.sh
 if [[ $# -eq 1 ]]; then
     BINARY_PATH=$1
 elif [[ $# -eq 0 ]]; then
-    BINARY_PATH="$GOPATH/src/github.com/ava-labs/avalanchego/build/plugins/srEXiWaHuhNyGwPUi444Tu47ZEDwxTWrbQiuD7FmgSAQ6X7Dy"
+    BINARY_PATH="$DEFAULT_PLUGIN_DIR/$DEFAULT_VM_ID"
 else
     echo "Invalid arguments to build precompile-evm. Requires zero (default location) or one argument to specify binary location."
     exit 1

scripts/constants.sh

@@ -2,6 +2,8 @@
 
 # Set the PATHS
 GOPATH="$(go env GOPATH)"
+DEFAULT_PLUGIN_DIR="${HOME}/.avalanchego/plugins"
+DEFAULT_VM_ID="srEXiWaHuhNyGwPUi444Tu47ZEDwxTWrbQiuD7FmgSAQ6X7Dy"
 
 # Static compilation
 STATIC_LD_FLAGS=''