Silence some pytype errors.

PiperOrigin-RevId: 528723181
Change-Id: I4a3d19bf16ef77af48df2f784568d11c0567ed00

Author: rchen152

dm_control/locomotion/soccer/humanoid.py

@@ -108,7 +108,7 @@ class Visual(enum.Enum):
     GEOM = 1
     JERSEY = 2
 
-  def _build(self,
+  def _build(self,  # pytype: disable=signature-mismatch  # overriding-parameter-count-checks
              visual,
              marker_rgba,
              walker_id=None,