Upgrade discovery to include fix for nonce generation (#2075)

Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>

CHANGELOG.md

@@ -6,6 +6,8 @@
 
 ### Bug Fixes
 
+- Fixed issue in discv5 where nonce was incorrectly reused.
+
 ### Early Access Features
 
 #### Previously identified known issues

gradle/versions.gradle

@@ -153,7 +153,7 @@ dependencyManagement {
 
     dependency 'org.yaml:snakeyaml:1.26'
 
-    dependency 'tech.pegasys.discovery:discovery:0.4.3'
+    dependency 'tech.pegasys.discovery:discovery:0.4.5'
 
     dependency 'tech.pegasys.ethsigner.internal:ethsigner-core:21.3.0'
     dependencySet(group: 'tech.pegasys.signers.internal', version: '1.0.16') {