allow more characters in notification body

Author: tamu-sad-iii

src/main/java/edu/tamu/app/model/Notification.java

@@ -22,7 +22,7 @@ public class Notification extends AbstractScheduler {
     @Column(nullable = false)
     private String name;
 
-    @Column(nullable = false)
+    @Column(columnDefinition = "text", nullable = false)
     private String body;
 
     @Column(nullable = false)

src/main/java/edu/tamu/app/model/validation/NotificationValidator.java

@@ -14,7 +14,6 @@ public NotificationValidator() {
         String bodyProperty = "body";
         this.addInputValidator(new InputValidator(InputValidationType.required, "Notifications require a body", bodyProperty, true));
         this.addInputValidator(new InputValidator(InputValidationType.minlength, "Notification body must be at least 3 characters", bodyProperty, 3));
-        this.addInputValidator(new InputValidator(InputValidationType.maxlength, "Notifications must be no more than 5000 cahracters", bodyProperty, 5000));
 
         String locationsProperty = "locations";
         this.addInputValidator(new InputValidator(InputValidationType.required, "Notifications must have a display location", locationsProperty, true));