chore: update chatwoot.yml to use v3 and postgres15 (#974)

* chore: update chatwoot.yml to use v3 and postgres15

* Update chatwoot.yml

public/v4/apps/chatwoot.yml

@@ -1,7 +1,7 @@
 captainVersion: 4
 services:
     $$cap_appname-postgres:
-        image: postgres:12
+        image: postgres:15
         volumes:
             - $$cap_appname-postgres-data:/var/lib/postgresql/data
         restart: always
@@ -69,7 +69,7 @@ caproverOneClickApp:
         - id: $$cap_chatwoot_version
           label: Chatwoot Version Tag
           description: Choose the latest version from https://hub.docker.com/r/chatwoot/chatwoot/tags
-          defaultValue: v2.16.0
+          defaultValue: v3.1.1
         - id: $$cap_chatwoot_secret_key_base
           label: Chatwoot Secret Key Base
           description: The randomized string which is used to verify the integrity of signed cookies. Please use a string with more than 26 characters