Fix Kurtosis, web3signer and cargo-audit for CI (#6671)

* Update kurtosis-cli

* Fix name of Kurtosis artefact used in doppelganger tests

* Ignore idna vuln

* Set Java Version to 21 (required since Web3Signer 24.12.0).

.github/workflows/local-testnet.yml

@@ -40,7 +40,7 @@ jobs:
         run: |
           echo "deb [trusted=yes] https://apt.fury.io/kurtosis-tech/ /" | sudo tee /etc/apt/sources.list.d/kurtosis.list
           sudo apt update
-          sudo apt install -y kurtosis-cli=1.3.1
+          sudo apt install -y kurtosis-cli
           kurtosis analytics disable
 
       - name: Download Docker image artifact
@@ -86,7 +86,7 @@ jobs:
         run: |
           echo "deb [trusted=yes] https://apt.fury.io/kurtosis-tech/ /" | sudo tee /etc/apt/sources.list.d/kurtosis.list
           sudo apt update
-          sudo apt install -y kurtosis-cli=1.3.1
+          sudo apt install -y kurtosis-cli
           kurtosis analytics disable
 
       - name: Download Docker image artifact
@@ -121,7 +121,7 @@ jobs:
         run: |
           echo "deb [trusted=yes] https://apt.fury.io/kurtosis-tech/ /" | sudo tee /etc/apt/sources.list.d/kurtosis.list
           sudo apt update
-          sudo apt install -y kurtosis-cli=1.3.1
+          sudo apt install -y kurtosis-cli
           kurtosis analytics disable
 
       - name: Download Docker image artifact

.github/workflows/test-suite.yml

@@ -83,6 +83,11 @@ jobs:
     runs-on: ${{ github.repository == 'sigp/lighthouse' && fromJson('["self-hosted", "linux", "CI", "large"]') || 'ubuntu-latest'  }}
     steps:
     - uses: actions/checkout@v4
+    # Set Java version to 21. (required since Web3Signer 24.12.0).
+    - uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: '21'
     - name: Get latest version of stable Rust
       if: env.SELF_HOSTED_RUNNERS == 'false'
       uses: moonrepo/setup-rust@v1