main/lmdb: fix invalid pkgconfig
The variables apparently require curly braces around them. Otherwise I get this sort of error:
libtool: compile: gcc -Includedir
cc1: error: ncludedir: No such file or directory [-Werror=missing-include-dirs]The variables apparently require curly braces around them. Otherwise I get this sort of error:
libtool: compile: gcc -Includedir
cc1: error: ncludedir: No such file or directory [-Werror=missing-include-dirs]