GUACAMOLE-2139: Add automatic retrieval of license information where absent. Remove unused license info.

doc/licenses/jose4j/NOTICE

@@ -2,10 +2,11 @@
 # URL:     https://bitbucket.org/b_c/jose4j/
 # From:    'Brian Campbell' (https://bitbucket.org/b_c/)
 # License: Apache v2.0
+# Source:  https://bitbucket.org/b_c/jose4j/raw/jose4j-${VERSION}/NOTICE.txt
 #
-# --- BEGIN LICENSE FILE ---
+# --- BEGIN LICENSE FILE [0.9.6] ---
 jose4j
-Copyright 2012-2024 Brian Campbell
+Copyright 2012-2015 Brian Campbell
 
 EcdsaUsingShaAlgorithm contains code for converting the concatenated
 R & S values of the signature to and from DER, which was originally
@@ -17,4 +18,4 @@ Apache Commons Codec project. http://commons.apache.org/proper/commons-codec/
 
 JSON processing in this software was derived from the JSON.simple toolkit.
 https://code.google.com/p/json-simple/
-# --- END LICENSE FILE ---
+# --- END LICENSE FILE [0.9.6] ---