Update .htaccess: add support for mod_lsapi

Add support for mod_lsapi, used by CloudLinux

.htaccess

@@ -4,6 +4,10 @@
        SetEnvIfNoCase ^Authorization$ "(.+)" XAUTHORIZATION=$1
        RequestHeader set XAuthorization %{XAUTHORIZATION}e env=XAUTHORIZATION
     </IfModule>
+    <IfModule mod_lsapi.c>
+      SetEnvIfNoCase ^Authorization$ "(.+)" XAUTHORIZATION=$1
+      RequestHeader set XAuthorization %{XAUTHORIZATION}e env=XAUTHORIZATION
+    </IfModule>
     <IfModule mod_proxy_fcgi.c>
        SetEnvIfNoCase Authorization "(.+)" HTTP_AUTHORIZATION=$1
     </IfModule>