Correct definition for CopyAssignable method in lz4_compressor.h
Correct definition for CopyAssignable method in lz4_compressor.h

Kronuz/Xapiand,Kronuz/Xapiand,Kronuz/Xapiand,Kronuz/Xapiand,Kronuz/Xapiand,Kronuz/Xapiand