[ia64] udeb: Remove SGI SN2 modules (fixes FTBFS)

SGI SN2 (early Altix) support has been removed upstream.

debian/changelog

@@ -1,6 +1,7 @@
 linux (5.4-1~exp2) UNRELEASED; urgency=medium
 
   * [armel] udeb: Replace m25p80 with spi-nor in mtd-modules (fixes FTBFS)
+  * [ia64] udeb: Remove SGI SN2 modules (fixes FTBFS)
 
  -- Ben Hutchings <ben@decadent.org.uk>  Thu, 28 Nov 2019 03:55:10 +0000
 

debian/installer/modules/ia64/ide-modules

@@ -1,3 +1,2 @@
 ide-gd_mod
-sgiioc4
 trm290

debian/installer/modules/ia64/serial-modules

@@ -1,3 +1 @@
 #include <serial-modules>
-ioc3_serial
-ioc4_serial

debian/installer/modules/ia64/sn-modules

@@ -1,2 +0,0 @@
-ioc3
-ioc4

debian/installer/package-list

@@ -52,7 +52,6 @@ Description: Shared NIC drivers
 
 Package: serial-modules
 Depends: kernel-image, pcmcia-modules
-Depends_ia64: kernel-image, pcmcia-modules, sn-modules
 Priority: optional
 Description: Serial drivers
  This package contains serial drivers for the kernel.
@@ -432,17 +431,11 @@ Description: IDE support
  This package contains core IDE support for the kernel.
 
 Package: ide-modules
-Depends: kernel-image, ide-core-modules, sn-modules
+Depends: kernel-image, ide-core-modules
 Priority: standard
 Description: IDE drivers
  This package contains IDE drivers for the kernel.
 
-Package: sn-modules
-Depends: kernel-image
-Priority: optional
-Description: SN modules
- This package contains SN modules for Altix systems
-
 Package: hypervisor-modules
 Depends: kernel-image
 Priority: standard