collide: Fix missing includes

panda/src/collide/collisionInvSphere.cxx

@@ -12,7 +12,9 @@
  */
 
 #include "collisionInvSphere.h"
+
 #include "collisionSphere.h"
+#include "collisionCapsule.h"
 #include "collisionLine.h"
 #include "collisionRay.h"
 #include "collisionSegment.h"

panda/src/collide/collisionPolygon.cxx

@@ -12,9 +12,11 @@
  */
 
 #include "collisionPolygon.h"
+
 #include "collisionHandler.h"
 #include "collisionEntry.h"
 #include "collisionSphere.h"
+#include "collisionCapsule.h"
 #include "collisionLine.h"
 #include "collisionRay.h"
 #include "collisionSegment.h"