Upgraded HttpClient API level to 5.6

Author: ok2c

httpclient5-observation/pom.xml

@@ -134,25 +134,4 @@
     </plugins>
   </reporting>
 
-
-  <build>
-    <plugins>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-surefire-plugin</artifactId>
-        <version>3.2.5</version>
-        <configuration>
-          <useModulePath>false</useModulePath>
-        </configuration>
-      </plugin>
-      <plugin>
-        <groupId>com.github.siom79.japicmp</groupId>
-        <artifactId>japicmp-maven-plugin</artifactId>
-        <configuration>
-          <skip>true</skip>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
-
 </project>

pom.xml

@@ -76,7 +76,7 @@
     <rxjava3.version>3.1.12</rxjava3.version>
     <testcontainers.version>1.21.3</testcontainers.version>
     <junixsocket.version>2.10.1</junixsocket.version>
-    <api.comparison.version>5.3</api.comparison.version>
+    <api.comparison.version>5.6</api.comparison.version>
     <hc.animal-sniffer.signature.ignores>javax.net.ssl.SSLEngine,javax.net.ssl.SSLParameters,java.nio.ByteBuffer,java.nio.CharBuffer,jdk.net.ExtendedSocketOptions,jdk.net.Sockets</hc.animal-sniffer.signature.ignores>
     <commons.compress.version>1.28.0</commons.compress.version>
     <zstd.jni.version>1.5.7-6</zstd.jni.version>
@@ -295,9 +295,9 @@
         <artifactId>maven-javadoc-plugin</artifactId>
         <configuration>
           <links>
-            <link>https://hc.apache.org/httpcomponents-core-5.3.x/current/httpcore5/apidocs/</link>
-            <link>https://hc.apache.org/httpcomponents-core-5.3.x/current/httpcore5-h2/apidocs/</link>
-            <link>https://hc.apache.org/httpcomponents-client-5.5.x/current/httpclient5/apidocs/</link>
+            <link>https://hc.apache.org/httpcomponents-core-5.4.x/current/httpcore5/apidocs/</link>
+            <link>https://hc.apache.org/httpcomponents-core-5.4.x/current/httpcore5-h2/apidocs/</link>
+            <link>https://hc.apache.org/httpcomponents-client-5.7.x/current/httpclient5/apidocs/</link>
           </links>
         </configuration>
       </plugin>
@@ -465,8 +465,8 @@
           <quiet>true</quiet>
           <notimestamp>true</notimestamp>
           <links>
-            <link>https://hc.apache.org/httpcomponents-core-5.3.x/current/httpcore5/apidocs/</link>
-            <link>https://hc.apache.org/httpcomponents-core-5.0.x/httpcore5-h2/apidocs/</link>
+            <link>https://hc.apache.org/httpcomponents-core-5.4.x/current/httpcore5/apidocs/</link>
+            <link>https://hc.apache.org/httpcomponents-core-5.4.x/current/httpcore5-h2/apidocs/</link>
             <link>${project.url}/httpclient5/apidocs/</link>
           </links>
           <groups>