Move the remaining uses of SIP_INCLUDE_DIR to SIP v4 specific blocks
This is a hotfix for 86f4bb16 where I tried to use ${SIP_INCLUDE_DIR}
only with SIP v4, but there were some uses of it with SIP v5 too.
Edited by Halla Rempt
This is a hotfix for 86f4bb16 where I tried to use ${SIP_INCLUDE_DIR}
only with SIP v4, but there were some uses of it with SIP v5 too.