[oe] [PATCH] wolfssl: update to 3.15.8 and use github SRC_URI

[Randy MacLeod]

On 3/29/19 4:47 PM, Randy MacLeod wrote:
> The previous SRC_URI did not work for the new version and
> when looking at the site, users are required to navigate
> through a click-through license agreement.
> 
> Signed-off-by: Randy MacLeod <Randy.MacLeod at windriver.com>
> ---
>   .../wolfssl/{wolfssl_3.15.7.bb => wolfssl_3.15.8.bb}         | 5 +++--

4.0 is available but I suspect that's best delayed until
the 2.8 cycle starts.

https://www.wolfssl.com/docs/wolfssl-changelog/

-- 
# Randy MacLeod
# Wind River Linux