build: Tidy up quoting in configure.ac
build: Tidy up quoting in configure.ac

Distrotech/uhttpmock,MathieuDuponchelle/uhttpmock,MathieuDuponchelle/uhttpmock,pwithnall/uhttpmock,pwithnall/uhttpmock,Distrotech/uhttpmock,MathieuDuponchelle/uhttpmock