[SSF] Protect push delivery secret on stream admin endpoint

Fixes #50074

Signed-off-by: Stan Silvert <ssilvert@redhat.com>

Set version to 26.6.3

Set version to 26.6.2

Set version to 26.4.12

Set version to 26.2.16

Set version to 26.6.1

Set version to 26.6.0

Set version to 26.5.7

Set version to 26.4.11

Signed-off-by: stianst <stianst@gmail.com>

Set version to 26.2.15

Signed-off-by: stianst <stianst@gmail.com>