Fix checkstyle

Author: vanitasvitae

pg/src/main/java/org/bouncycastle/bcpg/AEADEncDataPacket.java

@@ -67,6 +67,10 @@ public byte getVersion()
         return version;
     }
 
+    /**
+     * Return the algorithm-id of the symmetric encryption algorithm used to encrypt the data.
+     * @return symmetric encryption algorithm
+     */
     public byte getAlgorithm()
     {
         return algorithm;

pg/src/main/java/org/bouncycastle/openpgp/PGPPublicKeyRing.java

@@ -247,7 +247,8 @@ public Iterator<PGPPublicKey> getKeysWithSignaturesBy(long keyID)
     }
 
     @Override
-    public Iterator<PGPPublicKey> getKeysWithSignaturesBy(KeyIdentifier identifier) {
+    public Iterator<PGPPublicKey> getKeysWithSignaturesBy(KeyIdentifier identifier)
+    {
         List<PGPPublicKey> keysWithSigs = new ArrayList<>();
         for (PGPPublicKey k : keys)
         {

pg/src/main/java/org/bouncycastle/openpgp/PGPSecretKeyRing.java

@@ -350,7 +350,8 @@ public Iterator<PGPPublicKey> getKeysWithSignaturesBy(long keyID)
     }
 
     @Override
-    public Iterator<PGPPublicKey> getKeysWithSignaturesBy(KeyIdentifier identifier) {
+    public Iterator<PGPPublicKey> getKeysWithSignaturesBy(KeyIdentifier identifier)
+    {
         List<PGPPublicKey> keysWithSigs = new ArrayList<>();
         for (PGPSecretKey k : keys)
         {