Remove redundant throws clauses

Removes exceptions that are declared in a method's signature but never thrown by the method itself or its implementations/derivatives.

samples/boot/hellowebfluxfn/src/integration-test/java/sample/HelloWebfluxFnApplicationITests.java

@@ -43,7 +43,7 @@ public class HelloWebfluxFnApplicationITests {
 	}
 
 	@Test
-	public void basicWhenNoCredentialsThenUnauthorized() throws Exception {
+	public void basicWhenNoCredentialsThenUnauthorized() {
 		this.rest
 			.get()
 			.uri("/")
@@ -52,7 +52,7 @@ public class HelloWebfluxFnApplicationITests {
 	}
 
 	@Test
-	public void basicWhenValidCredentialsThenOk() throws Exception {
+	public void basicWhenValidCredentialsThenOk() {
 		this.rest
 			.get()
 			.uri("/")
@@ -63,7 +63,7 @@ public class HelloWebfluxFnApplicationITests {
 	}
 
 	@Test
-	public void basicWhenInvalidCredentialsThenUnauthorized() throws Exception {
+	public void basicWhenInvalidCredentialsThenUnauthorized() {
 		this.rest
 			.get()
 			.uri("/")