drm/Documentation: Fix rowspan value in drm-kms-properties
drm/Documentation: Fix rowspan value in drm-kms-properties

The "DRM" rowspan wasn't updated in commit cc7096fb6d1d (drm/mode: document path
property and function to set it. (v1.1)), so increment it by one to fix the
table.

Cc: Dave Airlie <f2295d84e358395675bc8031be58672073ae065e@linux.ie>
Signed-off-by: Sean Paul <f9352ecf3e2294bdb914c99cca8d12601acec118@chromium.org>
Signed-off-by: Daniel Vetter <c1b6782c4af8f0673da8923a0702a1832e5940f4@ffwll.ch>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs