fix CI

Author: aveao

Diff for: .scripts/dockerbuildci.sh

@@ -10,9 +10,9 @@ cp imageconverter/placeholder_drawing.h rp2040src/drawing.h
 mkdir -p rp2040src/build
 cd rp2040src/build; make; cd ../..
 
-# build the offset file
-cd imageconverter; python3 offset_file_gen.py; cd ..
-
 # move resulting images
 cp rp2040src/build/splork.uf2 build/
 cp rp2040src/build/splork.bin build/
+
+# build the offset file
+cd imageconverter; python3 offset_file_gen.py; cd ..