Remove non-existent NID.
There may be more invalid/non-existent NIDs in SceLibc.
@@ -4272,7 +4272,6 @@ modules:
_Btowc: 0x1D1DA5AD
_Exit: 0xB53B345B
_FCbuild: 0xDEC462AB
- _Files: 0x855FC605
_Fltrounds: 0xA2F50E9E
_Iswctype: 0xE980110A
_Lockfilelock: 0x5044FC32
