chore(deps): update lukevella/rallly docker tag to v4.7.4 (#3999)

apps/rallly/4.7.4/config.env

@@ -0,0 +1,27 @@
+# REQUIRED CONFIG
+
+# A random 32-character secret key used to encrypt user sessions
+SECRET_PASSWORD=
+
+# EMAIL CONFIG (required for sending emails)
+
+# The email address that will be used to send emails. If not set, SUPPORT_EMAIL will be used instead.
+# NOREPLY_EMAIL=
+
+# The email of whoever is managing this instance in case a user needs support.
+SUPPORT_EMAIL=
+
+# The host address of your SMTP server
+SMTP_HOST=
+
+# The port of your SMTP server
+SMTP_PORT=587
+
+# Set to "true" if SSL is enabled for your SMTP connection
+SMTP_SECURE=
+
+# The username (if auth is enabled on your SMTP server)
+SMTP_USER=
+
+# The password (if auth is enabled on your SMTP server)
+SMTP_PWD=