Sculk sensors are not activated upon silverfish infesting blocks

The Bug:

Sculk sensors are not activated upon silverfish infesting blocks.

Steps to Reproduce:

1. Build the setup as shown in the attachment below. setup.png
2. Summon a silverfish below the diamond block, wait for it to infest the stone, and watch the sculk sensor closely as this happens.
3. Take note as to whether or not sculk sensors are activated upon silverfish infesting blocks.

Observed Behavior:

Sculk sensors aren't activated.

Expected Behavior:

Sculk sensors would be activated.