Fix overflow of rdbWriteRaw return value (#8306)
Fix overflow of rdbWriteRaw return value (#8306)

Saving string of more than 2GB to the RDB file, can result in corrupt RDB, or failure in rdbSave.
S
charsyam/redis,yossigo/redis,PKRoma/redis,neomantra/redis,antirez/redis,ctripcorp/redis,neomantra/redis,charsyam/redis,neomantra/redis,antirez/redis,ofirluzon/redis,ofirluzon/redis,ctripcorp/redis,antirez/redis,yossigo/redis,yossigo/redis,ctripcorp/redis,ofirluzon/redis,neomantra/redis,soloestoy/redis,oranagra/redis,ofirluzon/redis,PKRoma/redis,ofirluzon/redis,soloestoy/redis,charsyam/redis,oranagra/redis,soloestoy/redis,yossigo/redis,neomantra/redis,charsyam/redis,yossigo/redis,ctripcorp/redis,charsyam/redis,PKRoma/redis,antirez/redis,soloestoy/redis,PKRoma/redis,soloestoy/redis,oranagra/redis,PKRoma/redis,oranagra/redis,oranagra/redis