nginx: bump to latest release

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>

net/nginx/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=nginx
-PKG_VERSION:=1.15.2
-PKG_RELEASE:=4
+PKG_VERSION:=1.15.3
+PKG_RELEASE:=1
 
 PKG_SOURCE:=nginx-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://nginx.org/download/
-PKG_HASH:=eeba09aecfbe8277ac33a5a2486ec2d6731739f3c1c701b42a0c3784af67ad90
+PKG_HASH:=9391fb91c3e2ebd040a4e3ac2b2f0893deb6232edc30a8e16fcc9c3fa9d6be85
 
 PKG_MAINTAINER:=Thomas Heil <heil@terminal-consulting.de> \
 				Ansuel Smith <ansuelsmth@gmail.com>