update DEEP_FUTURE date to deep future date (#77)

* update DEEP_FUTURE date to deep future date

* correct typo in comment

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Co-authored-by: Amy Chen <amysbubble@MacBook-Pro-137.local>
Co-authored-by: Paul Bugni <pbugni@u.washington.edu>

isacc_messaging/models/isacc_fhirdate.py

@@ -36,4 +36,4 @@ def __repr__(self):
 
 
 DEEP_PAST = IsaccFHIRDate("1975-01-01T00:00:00Z")
-DEEP_FUTURE = IsaccFHIRDate("2025-01-01T00:00:00Z")
+DEEP_FUTURE = IsaccFHIRDate("2050-01-01T00:00:00Z")

isacc_messaging/models/isacc_patient.py

@@ -254,7 +254,7 @@ def mark_followup_extension(self, persist_on_change=True):
 
         save_value = oldest_reply
         if not oldest_reply:
-            # without any pending outgoing messages, add a bogus value deep in the past to keep the patient
+            # without any pending outgoing messages, add a bogus value deep in the future to keep the patient
             # in the search (searching by extension will eliminate patients without said extension)
             save_value = DEEP_FUTURE