add collision physics

Project/ProjectSettings/DynamicsManager.asset

 --- !u!55 &1
 PhysicsManager:
   m_ObjectHideFlags: 0
-  serializedVersion: 10
+  serializedVersion: 13
   m_Gravity: {x: 0, y: -9.81, z: 0}
   m_DefaultMaterial: {fileID: 0}
   m_BounceThreshold: 2
   m_ClothInterCollisionDistance: 0
   m_ClothInterCollisionStiffness: 0
   m_ContactsGeneration: 1
-  m_LayerCollisionMatrix: ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffebffffffddffffffeffffffff5fffffffbffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+  m_LayerCollisionMatrix: ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffefffffffdfffffffeffffffff5fffffffbffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+  m_ClothGravity: {x: 0, y: -9.81, z: 0}
   m_ContactPairsMode: 0
   m_BroadphaseType: 0
   m_WorldBounds:
   m_FrictionType: 0
   m_EnableEnhancedDeterminism: 1
   m_EnableUnifiedHeightmaps: 1
+  m_SolverType: 0
+  m_DefaultMaxAngularSpeed: 7