ci: remove debug prints

.github/workflows/main.yml

@@ -29,8 +29,7 @@ jobs:
         with:
           base_image: dietpi:rpi_armv8_bullseye
           cpu: cortex-a53
-          image_additional_mb: 840 # produces a total disk image size of about 1536 MiB
-          optimize_image: false # TODO: this is broken, see the comment below
+          image_additional_mb: 500
           commands: |
             set +x
             echo
@@ -41,12 +40,6 @@ jobs:
 
             ./dietpi/build.sh
 
-            # TODO: for some reason, the resulting image only has one partition, namely the boot partition.
-            # TODO: There's no secondary ext4 partition...
-            # Seems to be because of an error during resizing the rootfs partition: https://github.com/pguyot/arm-runner-action/issues/87
-
-            df
-
             echo
             echo ">--------------------------------------------------------------------------------------------------<"
             echo "> Done!                                                                                             "