New upstream release

- drop all patches, included upstream

debian/patches/series

@@ -1,7 +0,0 @@
-libtest-show-files-contents-when-assertions-about-them-fa.patch
-test-parent-this-test-requires-user-xattrs.patch
-tests-Use-strict-mode-by-default-for-C-tests.patch
-test-sysroot.js-set-strict-mode-when-sourcing-libtest.sh.patch
-Link-libreaddir-rand-to-libdl.patch
-Build-on-older-versions-of-glib.patch
-tests-Fix-build-with-old-glib.patch