Update php-ngx (#4405)

v0.0.16

frameworks/PHP/php/php-ngx.dockerfile

@@ -13,7 +13,7 @@ ADD ./ ./
 
 ENV NGINX_VERSION=1.15.8
 
-RUN git clone -b v0.0.15 --single-branch --depth 1 https://github.com/rryqszq4/ngx_php7.git > /dev/null
+RUN git clone -b v0.0.16 --single-branch --depth 1 https://github.com/rryqszq4/ngx_php7.git > /dev/null
 
 RUN wget -q http://nginx.org/download/nginx-${NGINX_VERSION}.tar.gz && \
     tar -zxf nginx-${NGINX_VERSION}.tar.gz && \