[PATCH] license: standardize SPDX tag for 3-Clause BSD

[Bruce Richardson]

On Wed, Nov 12, 2025 at 10:13:35AM +0100, Thomas Monjalon wrote:
> Make sure the SPDX tag is used as defined in license/README.
> Reduce separator to single space.
> Use parenthesis and uppercased "OR" when a second license is applied.
> 

Upper-case or is fine, I suppose, but I'm not convinced we need the
parentheses. However, I see other drivers tend to have it, so let's
standardize on that.

> Signed-off-by: Thomas Monjalon <thomas at monjalon.net>

Acked-by: Bruce Richardson <bruce.richardson at intel.com>