Rearrange docker command

docker-setup.bat

@@ -1,7 +1,6 @@
 @echo off
 echo "Please ensure Docker Desktop is running before continuing."
 pause
-docker build -t ac-decomp .
 curl -O https://files.decomp.dev/compilers_latest.zip
 mkdir compilers_temp
 tar -xf compilers_latest.zip -C compilers_temp
@@ -10,6 +9,7 @@ xcopy compilers_temp\GC\1.3.2\ tools\1.3.2\ /E /I
 xcopy compilers_temp\GC\1.3.2r\ tools\1.3.2r\ /E /I
 del compilers_latest.zip
 rmdir /S /Q compilers_temp\
+docker build -t ac-decomp .
 echo "Docker image setup is now complete. You may proceed with the instructions."
 pause
 exit