Add timestaps in controller and webhook logs
Add timestaps in controller and webhook logs

The controller and webhook logs do not include timestamps, which
makes troubleshooting issues much harder.

Adding the timestamps into the default logging configuration.

Signed-off-by: Andrea Frittoli <4cec69a2e3f23b658ef5550bf7c5b5012f9473f7@uk.ibm.com>

tektoncd/pipeline,tektoncd/pipeline