Update httpclient-version

Author: renovate[bot]

swagger-android-client/pom.xml

@@ -150,6 +150,6 @@
     <junit-version>4.8.1</junit-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>
     <junit-version>4.8.1</junit-version>
-    <httpclient-version>4.3.6</httpclient-version>
+    <httpclient-version>4.5.13</httpclient-version>
   </properties>
 </project>