Remove fs_config lines for /data/*test*.

These lines were originally added to avoid needing to manually chmod
+x files pushed to these directories on the device, but adb push now
automatically copies the x bit from the host for paths without an
fs_config, so they should no longer be necessary.

Bug: 341415989
Change-Id: I83007dfe05de7b86c26373460af1f199a6d21147