Remove duplicated `fastcgi.server` config

Signed-off-by: RD WebDesign <github@rdwebdesign.com.br>

advanced/pihole-admin.conf

@@ -15,6 +15,7 @@
 $HTTP["url"] =~ "^/admin/" {
     server.document-root = "/var/www/html"
     server.stream-response-body = 1
+
     fastcgi.server = (
         ".php" => (
             "localhost" => (
@@ -22,6 +23,14 @@ $HTTP["url"] =~ "^/admin/" {
                 "bin-path" => "/usr/bin/php-cgi",
                 "min-procs" => 0,
                 "max-procs" => 1,
+                "bin-environment" => (
+                    "PHP_FCGI_CHILDREN" => "4",
+                    "PHP_FCGI_MAX_REQUESTS" => "10000",
+                ),
+                "bin-copy-environment" => (
+                    "PATH", "SHELL", "USER"
+                ),
+                "broken-scriptfilename" => "enable",
             )
         )
     )