Sculk sensors are not activated by nearby spreading fluids

The Bug:

Sculk sensors are not activated by nearby spreading fluids.

This affects both water and lava.

Steps to Reproduce:

1. Build the setup as shown in the attachment below.

1. Place a water bucket on top of the diamond block and a lava bucket on top of the emerald block.

2. Watch the sculk sensor closely as the fluid spread.

3. Take note as to whether or not sculk sensors are not activated by nearby spreading fluids.

Observed Behavior:

Sculk sensors aren't activated.

Expected Behavior:

Sculk sensors would be activated.