[processor/filter] Add TylerHelmuth as CODEOWNER (#16414)
[processor/filter] Add TylerHelmuth as CODEOWNER (#16414)

With the recent addition of OTTL to the filterprocessor as a solution for dropping telemetry in the collector, I'd like to be a code owner of the filterprocessor to ensure continued support.
open-telemetry/opentelemetry-collector-contrib,open-telemetry/opentelemetry-collector-contrib