nginx: remove /var/log/nginx when do_install

Remove directory /var/log/nginx when do_install because it is created by
volatiles file.

Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-webserver/recipes-httpd/nginx/nginx.inc

@@ -90,7 +90,7 @@ do_install () {
         install -d ${D}${sysconfdir}/tmpfiles.d
         echo "d /run/${BPN} - - - -" \
             > ${D}${sysconfdir}/tmpfiles.d/${BPN}.conf
-        echo "d /${localstatedir}/log/${BPN} 0755 root root -" \
+        echo "d ${localstatedir}/log/${BPN} 0755 root root -" \
             >> ${D}${sysconfdir}/tmpfiles.d/${BPN}.conf
     fi
     install -d ${D}${sysconfdir}/${BPN}
@@ -139,6 +139,8 @@ do_install () {
             -e 's,@BASE_BINDIR@,${base_bindir},g' \
             ${D}${systemd_unitdir}/system/nginx.service
     fi
+
+    rm -rf ${D}${localstatedir}/log/
 }
 
 pkg_postinst_${PN} () {