Fix warning
Fix warning

Convey-Compliance/mongo-c-driver,Convey-Compliance/mongo-c-driver,Convey-Compliance/mongo-c-driver,jsbattig/mongo-c-driver,jsbattig/mongo-c-driver,jsbattig/mongo-c-driver,eugene-convey/mongo-c-driver,Convey-Compliance/mongo-c-driver,Convey-Compliance/mongo-c-driver,eugene-convey/mongo-c-driver,eugene-convey/mongo-c-driver