Updated to match the external request template.

Author: ocielliottc

server/src/test/java/com/objectcomputing/checkins/services/feedback_request/FeedbackRequestControllerTest.java

@@ -278,7 +278,7 @@ void testCreateFeedbackRequestSendsEmailNowToExternalRecipient() {
                 fromName,
                 pdlMemberProfile.getWorkEmail(),
                 checkInsConfiguration.getApplication().getFeedback().getRequestSubject(),
-                "You have received a feedback request",
+                "We would love to hear from you!",
                 externalRecipient.getEmail(),
                 emailSender.events.getFirst()
         );