Fix the sound issues and crashes on some platforms This commit updates misc/libphyslayer/physfsrwops.* files to the latest versions provided by PhysFS project (https://github.com/icculus/physfs/tree/main/extras/).

[patterns]
**.h = native
**.c = native
**.cpp = native
**.lua = native
**.txt = native
**.pas = native
**.inc = native
**.hs = native