Add a non-capturing subgroup so that the function regex will match async functions as well.
Add a non-capturing subgroup so that the function regex will match async functions as well.

Signed-off-by: Thomas E Lackey <fddb08f831ed4dca642ef3d1fb59fcb54fd5a535@bozemanpass.com>

rgee0/faas,rgee0/faas,alexellis/faas,rgee0/faas,alexellis/faas,rgee0/faas,openfaas/faas,rgee0/faas,alexellis/faas,openfaas/faas,alexellis/faas,openfaas/faas,rgee0/faas,rgee0/faas,rgee0/faas,alexellis/faas,rgee0/faas,alexellis/faas,rgee0/faas,alexellis/faas,alexellis/faas,alexellis/faas