Rename some exceptions to `ignored` since we don't care about them

airsonic-main/src/test/java/org/airsonic/player/controller/HLSControllerTestCase.java

@@ -45,17 +45,17 @@ public class HLSControllerTestCase extends TestCase {
         try {
             controller.parseBitRate("asdfl");
             fail();
-        } catch (IllegalArgumentException e) {
+        } catch (IllegalArgumentException ignored) {
         }
         try {
             controller.parseBitRate("1000@300");
             fail();
-        } catch (IllegalArgumentException e) {
+        } catch (IllegalArgumentException ignored) {
         }
         try {
             controller.parseBitRate("1000@300x400ZZ");
             fail();
-        } catch (IllegalArgumentException e) {
+        } catch (IllegalArgumentException ignored) {
         }
     }
 

airsonic-main/src/test/java/org/airsonic/player/dao/UserDaoTestCase.java

@@ -169,7 +169,7 @@ public class UserDaoTestCase extends DaoTestCaseBean2 {
         try {
             userDao.updateUserSettings(new UserSettings("sindre"));
             fail("Expected DataIntegrityViolationException.");
-        } catch (DataIntegrityViolationException x) {
+        } catch (DataIntegrityViolationException ignored) {
         }
 
         userDao.createUser(new User("sindre", "secret", null));