Update README.md (#12378)

Author: s-chance

instrumentation/log4j/log4j-appender-2.17/library/README.md

@@ -33,7 +33,7 @@ runtimeOnly("io.opentelemetry.instrumentation:opentelemetry-log4j-appender-2.17:
 
 ### Usage
 
-The following demonstrates how you might configure the appender in your `log4j.xml` configuration:
+The following demonstrates how you might configure the appender in your `log4j2.xml` configuration:
 
 ```xml
 <?xml version="1.0" encoding="UTF-8"?>
@@ -46,9 +46,9 @@ The following demonstrates how you might configure the appender in your `log4j.x
     <OpenTelemetry name="OpenTelemetryAppender"/>
   </Appenders>
   <Loggers>
-    <Root>
-      <AppenderRef ref="OpenTelemetryAppender" level="All"/>
-      <AppenderRef ref="Console" level="All"/>
+    <Root level="All">
+      <AppenderRef ref="OpenTelemetryAppender"/>
+      <AppenderRef ref="Console"/>
     </Root>
   </Loggers>
 </Configuration>

instrumentation/log4j/log4j-appender-2.17/library/src/test/resources/log4j2.xml

@@ -10,11 +10,11 @@
   </Appenders>
   <Loggers>
     <Logger name="TestLogger" level="All">
-      <AppenderRef ref="OpenTelemetryAppender" level="All"/>
-      <AppenderRef ref="Console" level="All"/>
+      <AppenderRef ref="OpenTelemetryAppender"/>
+      <AppenderRef ref="Console"/>
     </Logger>
-    <Root>
-      <AppenderRef ref="Console" level="All"/>
+    <Root level="All">
+      <AppenderRef ref="Console"/>
     </Root>
   </Loggers>
 </Configuration>

instrumentation/log4j/log4j-context-data/log4j-context-data-common/testing/src/main/resources/log4j2-test.xml

@@ -8,11 +8,11 @@
   </Appenders>
   <Loggers>
     <Logger name="TestLogger" level="All">
-      <AppenderRef ref="ListAppender" level="All" />
-      <AppenderRef ref="Console" level="All" />
+      <AppenderRef ref="ListAppender" />
+      <AppenderRef ref="Console" />
     </Logger>
-    <Root>
-      <AppenderRef ref="Console" level="All" />
+    <Root level="All">
+      <AppenderRef ref="Console" />
     </Root>
   </Loggers>
 </Configuration>