Previous fix was not enough, we need to add manually pthread as it's not linked, because the toolchain, quoting, 'only links with needed libraries'.
Previous fix was not enough, we need to add manually pthread as it's not linked, because the toolchain, quoting, 'only links with needed libraries'.

Approved by Didier Roche, PS Jenkins bot.

Distrotech/libsignon-glib,Distrotech/libsignon-glib,Distrotech/libsignon-glib