acpica: Update SRC_URI

Update the SRC_URI to fix the do_fetch warning.
 $ wget https://acpica.org/sites/acpica/files/acpica-unix-20220331.tar.gz
--2023-07-19 02:45:33--  https://acpica.org/sites/acpica/files/acpica-unix-20220331.tar.gz
Resolving acpica.org... 20.29.206.128
Connecting to acpica.org|20.29.206.128|:443... connected.
HTTP request sent, awaiting response... 301 Moved Permanently
Location: https://www.intel.com/content/www/us/en/developer/topic-technology/open/acpica/overview.html [following]
--2023-07-19 02:45:33--  https://www.intel.com/content/www/us/en/developer/topic-technology/open/acpica/overview.html
Resolving www.intel.com... 23.72.14.54
Connecting to www.intel.com|23.72.14.54|:443... connected.
HTTP request sent, awaiting response... 403 Forbidden
2023-07-19 02:45:34 ERROR 403: Forbidden.

 $ wget https://downloadmirror.intel.com/774879/acpica-unix-20220331.tar.gz
--2023-07-19 02:46:04--  https://downloadmirror.intel.com/774879/acpica-unix-20220331.tar.gz


Resolving downloadmirror.intel.com... 18.164.154.85, 18.164.154.5, 18.164.154.74, ...
Connecting to downloadmirror.intel.com|18.164.154.85|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1911044 (1.8M) [application/gzip]
Saving to: ‘acpica-unix-20220331.tar.gz’

acpica-unix-20220331.tar.gz           100%[=========================================================================>]   1.82M  1.61MB/s    in 1.1s

2023-07-19 02:46:06 (1.61 MB/s) - ‘acpica-unix-20220331.tar.gz’ saved [1911044/1911044]

Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>