REGTESTS: http-rules: add accept-invalid-http-request for normalize-uri tests

REGTESTS: http-rules: add accept-invalid-http-request for normalize-uri tests

Origin: https://git.haproxy.org/?p=haproxy-2.6.git;a=commit;h=65849396fd6f192d9f14e81702c6c3851e580345

We'll soon block the '#' by default so let's prepare the test to continue
to work.

(cherry picked from commit 069d0e221e58a46119d7c049bb07fa4bcb8d0075)
 [ad: backported for following fix : BUG/MINOR: h2: reject more chars
  from the :path pseudo header]
Signed-off-by: Amaury Denoyelle <adenoyelle@haproxy.com>
(cherry picked from commit 1660481fab69856a39ac44cf88b76cdbcc0ea954)
Signed-off-by: Amaury Denoyelle <adenoyelle@haproxy.com>
(cherry picked from commit 90d0300cea6cda18a4e20369f4dc0b4c4783d6c9)
Signed-off-by: Amaury Denoyelle <adenoyelle@haproxy.com>
Gbp-Pq: Name REGTESTS-http-rules-add-accept-invalid-http-request-.patch