Update OpenVPN for Android to 0.7.51 (206)

metadata/de.blinkt.openvpn.yml

@@ -846,7 +846,29 @@ Builds:
       =\ false/' build.gradle.kts
     ndk: 26.1.10909125
 
+  - versionName: 0.7.51
+    versionCode: 206
+    commit: 4ef3bb1f0b027e86e8ef7a62449c0419b0edaae5
+    subdir: main
+    submodules: true
+    sudo:
+      - apt-get update
+      - apt-get install -y swig
+      - apt-get install -y openjdk-17-jdk-headless
+      - update-java-alternatives -a
+    gradle:
+      - ui
+      - ovpn23
+    rm:
+      - main/src/main/cpp/lz4/tests
+      - main/src/main/cpp/mbedtls/programs/fuzz
+      - main/src/main/cpp/mbedtls/tests
+      - main/src/main/cpp/openvpn3/test/unittests
+    prebuild: sed -i -e '/signingConfigs.getByName/d' -e 's/isEnable\ =\ true/isEnable\
+      =\ false/' build.gradle.kts
+    ndk: 26.1.10909125
+
 AutoUpdateMode: Version
 UpdateCheckMode: Tags
-CurrentVersion: 0.7.50
-CurrentVersionCode: 205
+CurrentVersion: 0.7.51
+CurrentVersionCode: 206