docs: Update file modes

These files are not executables, just plain text, thus remove the
execution mode flag.

Signed-off-by: Daniel Wagner <dwagner@suse.de>

diff --git a/Documentation/nvme-virtium-save-smart-to-vtview-log.txt b/Documentation/nvme-virtium-save-smart-to-vtview-log.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/Documentation/nvme-virtium-show-identify.txt b/Documentation/nvme-virtium-show-identify.txt
old mode 100755 (executable)
new mode 100644 (file)