drm/xe/uapi: Fix doc formatting and completeness in xe_drm.h

drm/xe/uapi: Fix doc formatting and completeness in xe_drm.h

- Fix missing leading space before closing */ in
  comment block
- Add DRM_IOCTL_XE_EXEC_QUEUE_SET_PROPERTY to the
  IOCTL overview list
- Add missing query types to the device query doc list:
  DRM_XE_DEVICE_QUERY_UC_FW_VERSION,
  DRM_XE_DEVICE_QUERY_OA_UNITS,
  DRM_XE_DEVICE_QUERY_EU_STALL
- Fix ioctl's -> ioctls (not possessive, 2 occurrences)
- Remove duplicate parameter docs from
  drm_xe_mem_range_attr overview (already documented
  as inline member comments)
- Fix extra whitespace before /** on 2 lines in
  drm_xe_mem_range_attr
- Add missing blank line before DRM_XE_VM_BIND_FLAG_DECOMPRESS
  bullet to fix RST block quote warning

v3: more fix (item 4 to 7).

Assisted-by: GitHub Copilot:claude-opus-4.6
Cc: Xin Wang <x.wang@intel.com>
Reviewed-by: Xin Wang <x.wang@intel.com>
Link: https://patch.msgid.link/20260407030046.3394004-7-shuicheng.lin@intel.com
Signed-off-by: Shuicheng Lin <shuicheng.lin@intel.com>