This change fixes linking against libXxf86vm. The issue was a typo which resulted in inconsistency between where we find libXxf86vm and where we try to use the results of the search (its include path and where the library resides).
/usr/lib/gcc/x86_64-pc-linux-gnu/11.2.1/../../../../x86_64-pc-linux-gnu/bin/ld: lib/libbf_intern_ghost.a(GHOST_DisplayManagerX11.cpp.o): undefined reference to symbol 'XF86VidModeGetAllModeLines' /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.1/../../../../x86_64-pc-linux-gnu/bin/ld: /usr/lib64/libXxf86vm.so: error adding symbols: DSO missing from command line collect2: error: ld returned 1 exit status ninja: build stopped: subcommand failed.