[PATCH] doc: release_cycle: Use variable substitution for next version

[Quentin Schulz]

Hi Tom,

On 4/8/25 3:54 PM, Tom Rini wrote:
> To avoid the problem fixed in commit 57a95d522ca8 ("doc: release_cycle:
> fix next release version") moving forward, make use of the variable
> substitution feature of rST. This adds a next_ver variable and
> references it in all of the places where I had been listing the version
> being worked on.
> 
> Suggested-by: Quentin Schulz <quentin.schulz at cherry.de>

Reviewed-by: Quentin Schulz <quentin.schulz at cherry.de>
Tested-by: Quentin Schulz <quentin.schulz at cherry.de>

Thanks!
Quentin