no longer depend on `qubes-core-agent` / `qubes-gui-agent`

qubes-vm-dependencies already `Depends`: on it

https://github.com/QubesOS/qubes-builder-debian/blob/master/template_debian/packages_qubes.list

in preparation of
- removal of dependency on `qubes-core-agent-passwordless-root`
- support of VM sudo

https://www.qubes-os.org/doc/vm-sudo/

debian/control

@@ -15,7 +15,6 @@ Standards-Version: 4.3.0
 Package: qubes-whonix
 Architecture: all
 Depends: adduser,
- qubes-core-agent,
  qubesdb-vm,
  ethtool,
  net-tools,
@@ -24,7 +23,7 @@ Depends: adduser,
  rsync,
  whonix-firewall,
  curl,
- qubes-core-agent (<< 4.0.0-1) | qubes-core-agent-networking,
+ qubes-core-agent-networking,
  python3,
  python3-pyqt5,
  ${misc:Depends}
@@ -42,7 +41,7 @@ Description: Qubes Configuration for Whonix-Gateway and Whonix-Workstation
 
 Package: qubes-whonix-shared-packages-recommended
 Architecture: all
-Depends: qubes-core-agent (<< 4.0.0-1) | qubes-core-agent-passwordless-root,
+Depends: qubes-core-agent-passwordless-root,
  qubes-kernel-vm-support, initramfs-tools, qubes-mgmt-salt-vm-connector,
  qubes-usb-proxy, qubes-input-proxy-sender,
  qubes-core-agent-thunar, qubes-core-agent-nautilus,
@@ -58,7 +57,7 @@ Architecture: all
 Depends: tinyproxy,
  yum,
  yum-utils,
- qubes-core-agent (<< 4.0.0-1) | qubes-core-agent-dom0-updates,
+ qubes-core-agent-dom0-updates,
  ${misc:Depends}
 Description: Recommended packages for Qubes-Whonix-Gateway
  A metapackage, which installs packages, which are recommended for
@@ -72,7 +71,7 @@ Depends: qubes-thunderbird,
  qubes-gpg-split,
  qubes-pdf-converter,
  qubes-img-converter,
- pulseaudio-qubes | qubes-gui-agent (<< 4.0.0),
+ pulseaudio-qubes,
  ${misc:Depends}
 Description: Recommended packages for Qubes-Whonix-Workstation
  A metapackage, which installs packages, which are recommended for