GUACAMOLE-1905: Upgrade to jose4j 0.9.6.

doc/licenses/jose4j-0.9.6/NOTICE

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+jose4j
+Copyright 2012-2024 Brian Campbell
+
+EcdsaUsingShaAlgorithm contains code for converting the concatenated
+R & S values of the signature to and from DER, which was originally
+derived from the Apache Santuario XML Security library's SignatureECDSA
+implementation. http://santuario.apache.org/
+
+The Base64 implementation in this software was derived from the
+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/
+

doc/licenses/jose4j-0.9.6/README

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+jose.4.j (https://bitbucket.org/b_c/jose4j/)
+--------------------------------------------
+
+    Version: 0.9.6
+    From: 'Brian Campbell' (https://bitbucket.org/b_c/)
+    License(s):
+        Apache v2.0
+

doc/licenses/jose4j-0.9.6/dep-coordinates.txt

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+org.bitbucket.b_c:jose4j:jar:0.9.6