Add redirect to handle previous doku url

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

.gitlab-ci.yml

@@ -13,6 +13,7 @@ pages:
   script:
   - pip install -U sphinx
   - sphinx-build -b html . public
+  - cp _redirects public/
   artifacts:
     paths:
     - public

_redirects

+/doku.php / 301
+/amlogic/linux-meson.com/doku.php /amlogic/linux-meson.com/ 301