Update patroni 2.1.5 -> 2.1.7

Changelog: https://github.com/zalando/patroni/blob/master/docs/releases.rst#version-217

databases/patroni/Makefile

@@ -1,8 +1,7 @@
 COMMENT =		PostgreSQL HA cluster management tool
 
-MODPY_EGG_VERSION =	2.1.5
+MODPY_EGG_VERSION =	2.1.7
 DISTNAME =		patroni-${MODPY_EGG_VERSION}
-REVISION =		1
 
 CATEGORIES =		databases
 

databases/patroni/distinfo

@@ -1,2 +1,2 @@
-SHA256 (patroni-2.1.5.tar.gz) = qcwAeayX3s1jbcwmhFuJvXbZGQwtT0jsXypXlll72MM=
-SIZE (patroni-2.1.5.tar.gz) = 183584
+SHA256 (patroni-2.1.7.tar.gz) = 79HEmOlTSViF/UZY3pOWk8cz1TKL7tSeWuPzlZnjAfs=
+SIZE (patroni-2.1.7.tar.gz) = 185680

databases/patroni/patches/patch-patroni_validator_py

@@ -24,12 +24,3 @@ Index: patroni/validator.py
      "initdb": [Or(str, dict)]
    },
    Or(*available_dcs): Case({
-@@ -370,7 +370,7 @@ schema = Schema({
-   "postgresql": {
-     "listen": validate_host_port_listen_multiple_hosts,
-     "connect_address": validate_connect_address,
--    "proxy_address": validate_connect_address,
-+    Optional("proxy_address"): validate_connect_address,
-     "authentication": {
-       "replication": userattributes,
-       "superuser": userattributes,