Revert "uhttpd: disable concurrent requests by default"

This reverts commit c6aa9ff388.

Further testing has revealed that we will need to allow concurrent
requests after all, especially for situations where CGI processes
initiate further HTTP requests to the local host.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

package/network/services/uhttpd/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=uhttpd
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/uhttpd.git

package/network/services/uhttpd/files/uhttpd.config

@@ -24,7 +24,7 @@ config uhttpd main
 	# If this number is exceeded, further requests are
 	# queued until the number of running requests drops
 	# below the limit again.
-	option max_requests 1
+	option max_requests 3
 
 	# Maximum number of concurrent connections.
 	# If this number is exceeded, further TCP connection