cmake bugfix: added $$
cmake bugfix: added $$

heartvalve/ETH-SegReg,tobiasgass/ETH-SegReg,heartvalve/ETH-SegReg,heartvalve/ETH-SegReg,tobiasgass/ETH-SegReg,tobiasgass/ETH-SegReg,heartvalve/ETH-SegReg,tobiasgass/ETH-SegReg,heartvalve/ETH-SegReg,tobiasgass/ETH-SegReg