distro/pkg/deb: use $(shell pwd) to fix LaunchPad fails

diff --git a/distro/pkg/deb/rules b/distro/pkg/deb/rules
index 6677ff6a045906a9b0fb744035bcc6f5e73ccf6f..037d7663730a5fd0fdc44e06f60921af7961eb8c 100755 (executable)
--- a/distro/pkg/deb/rules
+++ b/distro/pkg/deb/rules
@@ -41,7 +41,7 @@ override_dh_auto_build:
                dh_auto_build --buildsystem=pybuild --sourcedirectory manager
 
 override_dh_auto_install:
-       DESTDIR="${PWD}/debian/tmp" ninja -v -C build_deb install
+       DESTDIR="$(shell pwd)/debian/tmp" ninja -v -C build_deb install
        PYBUILD_NAME=knot_resolver PYBUILD_DESTDIR="$${PYKRES_DESTDIR}" \
                dh_auto_install --buildsystem=pybuild --sourcedirectory build_deb/python
        PYBUILD_NAME=knot_resolver_manager PYBUILD_DESTDIR="$${PYKRES_DESTDIR}" \