Merge branch '2074-SMIMESignedParser' into 'main'

Set message and content as protected in SMIMESignedParser

See merge request root/bc-java!107

Author: dghgit

mail/src/main/java/org/bouncycastle/mail/smime/SMIMESignedParser.java

@@ -64,8 +64,8 @@
 public class SMIMESignedParser
     extends CMSSignedDataParser
 {
-    Object                  message;
-    MimeBodyPart            content;
+    protected Object message;
+    protected MimeBodyPart content;
 
     private static File getTmpFile()
         throws MessagingException