Remove deprecated methods

This commit removes method that were deprecated quite some time ago
as part of the 2.0 line:

- `FaultAwareWebServiceConnection#setFault(boolean)`
- Commons HttpClient v3
- EhCache v2

Closes gh-1321

Author: snicoll

spring-ws-core/build.gradle

@@ -17,9 +17,6 @@ dependencies {
 	api("org.springframework:spring-web")
 	api("org.springframework:spring-webmvc")
 
-	optional("commons-httpclient:commons-httpclient") {
-		exclude(group: "commons-logging", module: "commons-logging")
-	}
 	optional("jakarta.mail:jakarta.mail-api")
 	optional("jakarta.servlet:jakarta.servlet-api")
 	optional("org.apache.httpcomponents:httpclient") {

spring-ws-core/src/main/java/org/springframework/ws/transport/FaultAwareWebServiceConnection.java

@@ -42,17 +42,6 @@ public interface FaultAwareWebServiceConnection extends WebServiceConnection {
 	 */
 	boolean hasFault() throws IOException;
 
-	/**
-	 * Sets whether this connection will send a fault.
-	 * <p>
-	 * Typically implemented by setting an HTTP status code.
-	 * @param fault {@code true} if this will send a fault; {@code false} otherwise.
-	 * @throws IOException in case of I/O errors
-	 * @deprecated In favor of {@link #setFaultCode(QName)}
-	 */
-	@Deprecated
-	void setFault(boolean fault) throws IOException;
-
 	/**
 	 * Sets a specific fault code.
 	 * <p>

spring-ws-core/src/main/java/org/springframework/ws/transport/http/AbstractHttpSenderConnection.java

@@ -167,11 +167,6 @@ private boolean isSoap12Response() throws IOException {
 		return false;
 	}
 
-	@Override
-	@Deprecated
-	public final void setFault(boolean fault) {
-	}
-
 	@Override
 	public final void setFaultCode(QName faultCode) throws IOException {
 	}