Bump httpclient from 4.2.1 to 4.3.6 in /opennlp-similarity

Bumps httpclient from 4.2.1 to 4.3.6.

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/opennlp-similarity/pom.xml b/opennlp-similarity/pom.xml
index 506a403..213d678 100644
--- a/opennlp-similarity/pom.xml
+++ b/opennlp-similarity/pom.xml
@@ -132,7 +132,7 @@
 		<dependency>

 			<groupId>org.apache.httpcomponents</groupId>

 			<artifactId>httpclient</artifactId>

-			<version>4.2.1</version>

+			<version>4.3.6</version>

 		</dependency>

 		<dependency>

 			<groupId>org.apache.httpcomponents</groupId>