Upgrade jsch from 0.1.52 to 0.1.55 to fix CVE-2016-5725

Upgrading the jsch library from version 0.1.52 to 0.1.55 addresses
CVE-2016-5725, which is a directory traversal vulnerability in
JCraft JSch before version 0.1.54. This vulnerability allowed remote
SFTP servers to write to arbitrary files on Windows when using
ChannelSftp.OVERWRITE mode, via a ..\ (dot dot backslash) in a
recursive GET command.

.github/workflows/gradle.yml

@@ -0,0 +1,29 @@
+name: Java CI with Gradle
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: true
+      matrix:
+        java-version:
+          - 8
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          show-progress: false
+          fetch-depth: 0
+      - name: Set up JDK
+        uses: actions/setup-java@v4
+        with:
+          java-version: ${{ matrix.java-version }}
+          distribution: 'temurin'
+          cache: gradle
+      - name: Gradle Build
+        run: ./gradlew build

build.gradle

@@ -49,7 +49,7 @@ ext.versions = [
         presto       : '0.181',
         reflections  : '0.9.9',
         bytebuddy    : '0.7-rc2',
-        jsch         : '0.1.52',
+        jsch         : '0.1.55',
         mina_sshd    : '0.14.0',
         freemarker   : '2.3.22',
         objenesis    : '1.4',

gradle.properties.example

@@ -1,4 +1,4 @@
-#skipSigning=false
+skipSigning=false
 #signing.keyId=KEYID
 #signing.password=KEY_PASSWORD
 #signing.secretKeyRingFile=KEY_PATH