Updated lower minimum density

Forgot to update documentation after this change: https://devforum.roblox.com/t/lower-minimum-part-density-rollout/2933147

Lower bound went from 0.01 to 0.0001

Author: sosa-create

content/en-us/physics/units.md

@@ -141,7 +141,7 @@ Roblox places limits on certain physical properties, as outlined in the followin
 <tbody>
 	<tr>
 		<td>**Density** (RMU/stud&sup3;)</td>
-		<td>0.01</td>
+		<td>0.0001</td>
 		<td>100</td>
 	</tr>
 	<tr>