hedgewars-engine (rust): fix "protocol_version" -> "hedgewars_engine_protocol_version"
That function/symbol was renamed in ef2fc0210362
file(GLOB Config *.ini)
file(GLOB Missions *.lua)
file(GLOB Packs *.hwp)
install(FILES
${Config}
${Missions}
${Packs}
DESTINATION "${SHAREPATH}Data/Missions/Campaign/A_Space_Adventure")