RANGER-2700: Use SecureRandom.getInstance(NativePRNGNonBlocking) to get random string

Signed-off-by: Pradeep <pradeep@apache.org>
diff --git a/agents-common/src/main/java/org/apache/ranger/plugin/util/PasswordUtils.java b/agents-common/src/main/java/org/apache/ranger/plugin/util/PasswordUtils.java
index c08f55d..f1f2b09 100644
--- a/agents-common/src/main/java/org/apache/ranger/plugin/util/PasswordUtils.java
+++ b/agents-common/src/main/java/org/apache/ranger/plugin/util/PasswordUtils.java
@@ -184,7 +184,7 @@
 
 	private static String generateBase64EncodedIV() throws NoSuchAlgorithmException {
 		byte[] iv = new byte[16];
-		SecureRandom.getInstanceStrong().nextBytes(iv);
+		SecureRandom.getInstance("NativePRNGNonBlocking").nextBytes(iv);
 		return new String(Base64.encode(iv));
 	}