remove spring test custom conf in logback-test.xml, springboot3 is mu…

…ch more reasonable with its logs (#109)

Add comments for why we still have this file

src/test/resources/logback-test.xml

@@ -1,4 +1,17 @@
 <configuration>
+    <!-- configure nicer logs for tests
+
+    spring boot default format:
+      2023-10-19T12:33:32.067+02:00  INFO 950066 - - - [           main] o.s.b.t.m.w.SpringBootMockServletContext : Initializing Spring TestDispatcherServlet ''
+
+    this conf format:
+      12:49:58.755 [main] INFO  org.springframework.boot.test.mock.web.SpringBootMockServletContext - Initializing Spring TestDispatcherServlet ''
+
+    I guess they chose a very tabular format and show dates and PID because for
+    log files on servers it's useful, but not so for tests.. also the format
+    changes midtest when springboot configures the loggers so it's not coherent
+    TODO: is there a better way to do this ? Or should sprinboot test do this themselves??
+    -->
     <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
         <encoder>
             <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger - %msg%n
@@ -8,8 +21,4 @@
     <root level="info">
         <appender-ref ref="STDOUT"/>
     </root>
-
-    <logger name="org.springframework.test" level="warn"/>
-    <logger name="org.springframework.boot.test" level="warn"/>
-
 </configuration>