Drop first header requirement for qmail/Postfix

FAQ.md

@@ -4497,8 +4497,8 @@ To show shields, the option *Show authentication status indicator* in the displa
 A message will be consired safely transported if *every* [Received](https://datatracker.ietf.org/doc/html/rfc2821#section-4.4) header:
 
 * contains the phrase 'using TLS', 'via HTTP', 'version=TLS'
-* contains the phrase '(qmail <nnn> invoked by uid <nnn>)' in the first added header
-* contains the phrase '(Postfix, from userid nnn)' in the first added header
+* contains the phrase '(qmail <nnn> invoked by uid <nnn>)'
+* contains the phrase '(Postfix, from userid nnn)'
 * has a *by* with a local address
 * has a *by* xxx.google.com
 * has a *from* with a local address

app/src/main/java/eu/faircode/email/MessageHelper.java

@@ -2185,9 +2185,8 @@ public class MessageHelper {
 
         // (qmail nnn invoked by uid nnn); 1 Jan 2022 00:00:00 -0000
         // by <host name> (Postfix, from userid nnn)
-        if (first &&
-                (header.matches(".*\\(qmail \\d+ invoked by uid \\d+\\).*") ||
-                        header.matches(".*\\(Postfix, from userid \\d+\\).*"))) {
+        if (header.matches(".*\\(qmail \\d+ invoked by uid \\d+\\).*") ||
+                header.matches(".*\\(Postfix, from userid \\d+\\).*")) {
             Log.i("--- phrase");
             return true;
         }