Fix typo in tests

spring-boot/src/test/java/org/springframework/boot/context/embedded/AbstractEmbeddedServletContainerFactoryTests.java

@@ -312,10 +312,10 @@ public abstract class AbstractEmbeddedServletContainerFactoryTests {
 
 	@Test
 	public void basicSsl() throws Exception {
-		testBasicSllWithKeystore("src/test/resources/test.jks");
+		testBasicSslWithKeyStore("src/test/resources/test.jks");
 	}
 
-	protected final void testBasicSllWithKeystore(String keyStore) throws Exception {
+	protected final void testBasicSslWithKeyStore(String keyStore) throws Exception {
 		FileCopyUtils.copy("test",
 				new FileWriter(this.temporaryFolder.newFile("test.txt")));
 

spring-boot/src/test/java/org/springframework/boot/context/embedded/jetty/JettyEmbeddedServletContainerFactoryTests.java

@@ -156,7 +156,7 @@ public class JettyEmbeddedServletContainerFactoryTests extends
 
 	@Test
 	public void basicSslClasspathKeyStore() throws Exception {
-		testBasicSllWithKeystore("classpath:test.jks");
+		testBasicSslWithKeyStore("classpath:test.jks");
 	}
 
 }

spring-boot/src/test/java/org/springframework/boot/context/embedded/undertow/UndertowEmbeddedServletContainerFactoryTests.java

@@ -129,7 +129,7 @@ public class UndertowEmbeddedServletContainerFactoryTests extends
 
 	@Test
 	public void basicSslClasspathKeyStore() throws Exception {
-		testBasicSllWithKeystore("classpath:test.jks");
+		testBasicSslWithKeyStore("classpath:test.jks");
 	}
 
 }