Silent InsecureCipherMode

Bazel has error-prone enabled which cases a build
failure when creating the Cipher.

This is a demo plugin on how to secure a config file
with encryption: it is explicitily not targeting the
highest level of security.

Change-Id: Ia0058bcea76539d4f75de0bed3bc27343a914a2c

src/main/java/com/googlesource/gerrit/plugins/secureconfig/PBECodec.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/secureconfig/PBECodec.java b/src/main/java/com/googlesource/gerrit/plugins/secureconfig/PBECodec.java
index 9b7c1ba..e592eaf 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/secureconfig/PBECodec.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/secureconfig/PBECodec.java
@@ -88,6 +88,7 @@
 
   private Cipher getCipher() throws NoSuchAlgorithmException,
       NoSuchProviderException, NoSuchPaddingException {
+    @SuppressWarnings("InsecureCipherMode")
     Cipher encoder =
         Cipher.getInstance(config.getCipher(), config.getJCEProvider());
     return encoder;