daedalus-v4l2{,-dkms}: f55b2cd -> f0cd29a — Linux 6.18 compat

DKMS build for daedalus_v4l2 fails against kernel 6.18+ with:

  daedalus_v4l2_main.c:1049: error: too few arguments to function
                            'v4l2_fh_add'
  v4l2-fh.h:97: void v4l2_fh_add(struct v4l2_fh *fh, struct file *filp);

(same for v4l2_fh_del).  Signature changed exactly at v6.18 — verified
v6.13–v6.17 still use the one-arg form via raw.githubusercontent.com
tag walk.

Upstream commit f0cd29a wraps the calls with LINUX_VERSION_CODE so the
module keeps building against:
  * 6.12 LTS / RPi 6.12.75 (one-arg)        — hertz
  * 6.12.88+deb13-arm64 (one-arg)
  * 6.18.29+rpt-rpi-2712 (file* arg)        — higgs running kernel

Higgs (Pi CM5) was hitting this: daedalus-v4l2-dkms 0.1.0+r16+gf55b2cd
showed 'installed' in dpkg but DKMS autoinstall failed for the running
6.18.29 kernel.  Re-running 'dkms autoinstall' after this bump succeeds
+ /dev/daedalus-v4l2 appears.

Also widens debian/daedalus-v4l2-dkms Recommends from
  linux-headers-generic | linux-headers
to
  linux-headers-rpi-2712 | linux-headers-rpi | linux-headers-generic | linux-headers
so apt pulls the right metapackage on Raspberry Pi OS / RPi-2712
kernels by default.

Userspace pkgver bumps in lockstep (no userspace change in f0cd29a, but
keeps daedalus-v4l2 + daedalus-v4l2-dkms versions matching for
LIBVA_DRIVER_NAME selection sanity).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

debian/daedalus-v4l2-dkms/build-deb.sh

@@ -14,8 +14,8 @@
 # Sibling userspace package: ../daedalus-v4l2/build-deb.sh
 set -euo pipefail
 
-UPSTREAM_COMMIT=f55b2cd002afdfd08f3c093627317f92e4929074
-PKGVER=0.1.0+r16+gf55b2cd
+UPSTREAM_COMMIT=f0cd29a3400cb9af192842c3e2bcc90cc08c68ca
+PKGVER=0.1.0+r17+gf0cd29a
 PKGREL=2  # pkgrel=2 — corrected upstream commit SHA
 MODULE_NAME=daedalus_v4l2
 
@@ -153,7 +153,7 @@ Section: kernel
 Priority: optional
 Architecture: all
 Depends: dkms (>= 2.1.0.0)
-Recommends: daedalus-v4l2, linux-headers-generic | linux-headers
+Recommends: daedalus-v4l2, linux-headers-rpi-2712 | linux-headers-rpi | linux-headers-generic | linux-headers
 Maintainer: Markus Fritsche <mfritsche@reauktion.de>
 Homepage: https://git.reauktion.de/reauktion/daedalus-v4l2
 Description: V4L2 stateless decoder shim kernel module (DKMS) — Pi 5 / CM5