Bump httpclient from 4.2.5 to 4.3.6

Bumps httpclient from 4.2.5 to 4.3.6.

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index 54cf784..9a17b50 100644
--- a/pom.xml
+++ b/pom.xml
@@ -311,7 +311,7 @@
       <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
-        <version>4.2.5</version>
+        <version>4.3.6</version>
       </dependency>