fix bazel rule pyx_library example
fix bazel rule pyx_library example

so it matches implementation :)
da-woods/cython,da-woods/cython,cython/cython,cython/cython,cython/cython,scoder/cython,scoder/cython,cython/cython,scoder/cython,scoder/cython,da-woods/cython,da-woods/cython