Update dovecot.json

dovecot.json

@@ -25,7 +25,7 @@
 		"description": "Dovecot is an open-source IMAP and POP3 server for Unix-like operating systems, written primarily with security in mind. Timo Sirainen originated Dovecot and first released it in July 2002. Dovecot developers primarily aim to produce a lightweight, fast and easy-to-set-up open-source email server.",		
 		"category_list": ["Server"],
 		"similar_solution_list": [],
-		"licence_list": ["MIT", "LGPLv2"],
+		"licence_list": ["MIT", "LGPL v2.1"],
 		"source_code_download": "https://github.com/dovecot",
 		"source_code_profile": "https://www.openhub.net/p/dovecot/analyses/latest/languages_summary",
 		"commercial_support_url": "https://www.dovecot.org/support/",