chore(server): use magenta for trace log lines (#1877)

Trace lines by default are printed black which on a dark background is
nearly unreadable unless you select the lines.
With this change we print them magenta instead which is readable on dark
and light backgrounds properly

Author: Vampire

jit-binding-server/src/main/resources/log4j2.xml

@@ -4,7 +4,7 @@
     <Appenders>
         <Console name="Console Appender">
             <PatternLayout>
-                <Pattern><![CDATA[%highlight{%d <%-5p> <%-35.35t> <%x> <%X> <%50.50c> %m}%n]]></Pattern>
+                <Pattern><![CDATA[%highlight{%d <%-5p> <%-35.35t> <%x> <%X> <%50.50c> %m}{TRACE = magenta}%n]]></Pattern>
             </PatternLayout>
         </Console>
     </Appenders>