chore: update EE LICENCE year (#11344)

# Pull Request Template

## Description

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Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>

enterprise/LICENSE

@@ -1,5 +1,5 @@
 The Chatwoot Enterprise license (the “Enterprise License”)
-Copyright (c) 2017-2021 Chatwoot Inc
+Copyright (c) 2017-2025 Chatwoot Inc
 
 With regard to the Chatwoot Software: