Typos.

samples/cas/src/integration-test/groovy/org/springframework/security/samples/cas/CasSampleSpec.groovy

@@ -118,7 +118,7 @@ class CasSampleSpec extends BaseSpec {
         at LoginPage
     }
 
-    def 'loging out of the cas server successfully logs out of the cas servers'() {
+    def 'logging out of the cas server successfully logs out of the cas server'() {
         setup: 'login with ROLE_USER'
         to SecurePage
         at LoginPage

samples/cas/src/integration-test/groovy/org/springframework/security/samples/cas/pages/LoginPage.groovy

@@ -36,7 +36,7 @@ class LoginPage extends Page {
     }
 
     /**
-     * Gets the login page url which might change based upon the system properties. This is to support using an randomly available port for CI.
+     * Gets the login page url which might change based upon the system properties. This is to support using a randomly available port for CI.
      * @return
      */
     private static String loginUrl() {