chore: bump version 0.8.14 (#2720)

Co-authored-by: Kian Jones <11655409+kianjones9@users.noreply.github.com>
Co-authored-by: Sarah Wooders <sarahwooders@gmail.com>
Co-authored-by: Matthew Zhou <mattzh1314@gmail.com>
Co-authored-by: Andy Li <55300002+cliandy@users.noreply.github.com>
Co-authored-by: jnjpng <jin@letta.com>
Co-authored-by: Jin Peng <jinjpeng@Jins-MacBook-Pro.local>
Co-authored-by: cpacker <packercharles@gmail.com>
Co-authored-by: Shubham Naik <shub@letta.com>
Co-authored-by: Shubham Naik <shub@memgpt.ai>
Co-authored-by: Kevin Lin <klin5061@gmail.com>

test_agent_serialization.json

@@ -306,7 +306,7 @@
           "properties": {
             "label": {
               "type": "string",
-              "description": "Section of the memory to be edited (persona or human)."
+              "description": "Section of the memory to be edited."
             },
             "content": {
               "type": "string",
@@ -343,7 +343,7 @@
           "properties": {
             "label": {
               "type": "string",
-              "description": "Section of the memory to be edited (persona or human)."
+              "description": "Section of the memory to be edited."
             },
             "old_content": {
               "type": "string",