d/rules, d/control{.in}: do not depend on qt5-default meta package

Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>

debian/control

@@ -11,7 +11,7 @@ Build-Depends: debhelper (>= 11),
  libusb-1.0-0-dev [!hurd-any],
  libdbus-1-dev, libglib2.0-dev, libdbus-glib-1-dev, makedev,
  libbluetooth-dev [linux-any],
- qtbase5-dev, qt5-default,
+ qtbase5-dev,
  lsb-release, bc,
  dpkg-dev (>= 1.15.6),
  scons (>= 2.0.1), chrpath,

debian/control.in

@@ -11,7 +11,7 @@ Build-Depends: debhelper (>= 11),
  libusb-1.0-0-dev [!hurd-any],
  libdbus-1-dev, libglib2.0-dev, libdbus-glib-1-dev, makedev,
  libbluetooth-dev [linux-any],
- qtbase5-dev, qt5-default,
+ qtbase5-dev,
  lsb-release, bc,
  dpkg-dev (>= 1.15.6),
  scons (>= 2.0.1), chrpath,

debian/rules

@@ -7,6 +7,7 @@ include /usr/share/dpkg/pkg-info.mk
 
 LIBGPS_SONAME := $(strip $(shell grep -E '^libgps_version_current' SConstruct | sed 's,.*=[^0-9]*\([0-9]*\).*,\1,'))
 
+export QT_SELECT=qt5
 
 LIBGPS_DEBIAN_FILE_SOURCES := $(strip $(shell ls -1 debian/*LIBGPSSONAME* ))
 LIBGPS_DEBIAN_FILE_TARGETS := $(strip $(shell echo $(LIBGPS_DEBIAN_FILE_SOURCES) | sed 's,LIBGPSSONAME,$(LIBGPS_SONAME),g'))