Fix a CMake warning
Fix a CMake warning

SproutOrc/SQLiteCpp,sergiosvieira/SQLiteCpp,PSPDFKit-labs/SQLiteCpp,hongshibao/SQLiteCpp,mc-server/SQLiteCpp,sergiosvieira/SQLiteCpp,PSPDFKit-labs/SQLiteCpp,hongshibao/SQLiteCpp,SRombauts/SQLiteCpp,sndnvaps/SQLiteCpp,sergiosvieira/SQLiteCpp,stelalae/SQLiteCpp,mc-server/SQLiteCpp,SRombauts/SQLiteCpp,sndnvaps/SQLiteCpp,SproutOrc/SQLiteCpp,mc-server/SQLiteCpp,SRombauts/SQLiteCpp,SproutOrc/SQLiteCpp,PSPDFKit-labs/SQLiteCpp,sndnvaps/SQLiteCpp,hongshibao/SQLiteCpp