Tests: remove api and keyval modules from test requirements.

Removed api and keyval from NGINX test requirements due to their absence in default package builds, ensuring tests run properly without them.

Author: route443

t/js_saml.t

@@ -41,7 +41,7 @@ select STDOUT; $| = 1;
 eval { require JSON::PP; };
 plan(skip_all => "JSON::PP not installed") if $@;
 
-my $t = Test::Nginx->new()->has(qw/http rewrite proxy gzip api keyval/)
+my $t = Test::Nginx->new()->has(qw/http rewrite proxy gzip/)
 ->write_file_expand('nginx.conf', <<'EOF');
 
 %%TEST_GLOBALS%%