Unify styling for default values (#27519)

docs/api/en/lights/shadows/DirectionalLightShadow.html

@@ -80,7 +80,7 @@
 
 			The default is an [page:OrthographicCamera] with
 			[page:OrthographicCamera.left left] and [page:OrthographicCamera.bottom bottom]
-			set to -5, [page:OrthographicCamera.right right] and
+			set to `-5`, [page:OrthographicCamera.right right] and
 			[page:OrthographicCamera.top top] set to `5`, the
 			[page:OrthographicCamera.near near] clipping plane at `0.5` and the
 			[page:OrthographicCamera.far far] clipping plane at `500`.