freerdp security update

2:2.11.7-1.7 - Fix double free in xfrailwindowcommon cleanup CVE-2026-26986 - Fix growth of preallocated buffers CVE-2026-27951 - Fix heap-buffer-overflow in bitmapcacheput CVE-2026-29775 - Add DSP format checks CVE-2026-31884 - Fix DSP array bounds checks CVE-2026-31883 - Fix DSP array bounds...