Fix multiple issues with cups

pkg.info

@@ -1,20 +1,18 @@
 name: cups
 description: An open-source printing system
 version: 2.4.15
-revision: 1
+revision: 2
 url: https://openprinting.github.io/cups/
 license: Apache2 with LLVM-exception and BSD-3-Clause and Zlib and BSD-2-Clause
 architecture: any
 type: source
-keep:
-  - etc/cups/client.conf
-optional_depends:
-  - libusb
-  - xdg-utils
 make_depends:
   - acl
+  - avahi
+  - cups-filters
   - dbus
   - gnutls
+  - libpaper
   - libusb
   - pam
   - udev
@@ -25,20 +23,37 @@ downloads:
     checksum: eff0bbd48ff1abcbb8e46e28e85aefaffa391a1d9c4d8dc92ab3822a13008d7f
 split_packages:
   - name: cups
+    keep:
+      - etc/cups/client.conf
+      - etc/cups/cupsd.conf
+      - etc/cups/snmp.conf
+      - etc/cups/printers.conf
+      - etc/cups/classes.conf
+      - etc/cups/cups-files.conf
+      - etc/cups/subscriptions.conf
+      - etc/pam.d/cups
     depends:
       - acl
+      - avahi
+      - cups-filters
       - dbus
       - gcc-libs
       - glibc
       - gnutls
       - hicolor-icon-theme
       - libcups
+      - libpaper
       - sysusers
       - pam
       - udev
+    optional_depends:
+      - cups-browsed
+      - libusb
+      - xdg-utils
   - name: libcups
     description: Library and header files for the CUPS printing system
     depends:
+      - avahi
       - glibc
       - gnutls
       - zlib