Fix T73945: Don't grey out "Calculate to Frames" in some cases

The button seems to behave more as I'd expect without these
additional checks. Previously, the button was often grayed out when
it was actually working.

Reviewers: ISS

Differential Revision: https://developer.blender.org/D7252

release/scripts/startup/bl_ui/properties_physics_common.py

@@ -227,7 +227,7 @@ def point_cache_ui(self, cache, enabled, cachetype):
             col.operator("ptcache.bake", text="Bake").bake = True
 
         sub = col.row()
-        sub.enabled = (cache.is_frame_skip or cache.is_outdated) and enabled
+        sub.enabled = enabled
         sub.operator("ptcache.bake", text="Calculate To Frame").bake = False
 
         sub = col.column()