opensnoop: Remove 'delta' and 'cont' variables
opensnoop: Remove 'delta' and 'cont' variables

... since they are unused.

Signed-off-by: KarimAllah Ahmed <bc3bb9a24087248012a953aa758d020c025771a3@gmail.com>

brendangregg/bcc,iovisor/bcc,iovisor/bcc,mkacik/bcc,iovisor/bcc,mcaleavya/bcc,mcaleavya/bcc,mkacik/bcc,iovisor/bcc,romain-intel/bcc,brendangregg/bcc,romain-intel/bcc,tuxology/bcc,mkacik/bcc,mcaleavya/bcc,romain-intel/bcc,mcaleavya/bcc,romain-intel/bcc,romain-intel/bcc,brendangregg/bcc,mkacik/bcc,tuxology/bcc,shodoco/bcc,mkacik/bcc,shodoco/bcc,shodoco/bcc,tuxology/bcc,shodoco/bcc,brendangregg/bcc,tuxology/bcc,shodoco/bcc,brendangregg/bcc,iovisor/bcc,tuxology/bcc,mcaleavya/bcc