Moved the code samples for BeanDefinitionOverrideException to a new module.

spring-boot-modules/spring-boot-exceptions/src/test/resources/logback-test.xml

@@ -0,0 +1,13 @@
+<configuration>
+    <include resource="/org/springframework/boot/logging/logback/base.xml"/>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+    <root level="error">
+        <appender-ref ref="STDOUT"/>
+    </root>
+    <logger name="com.baeldung.testloglevel" level="debug"/>
+</configuration>

spring-boot-modules/spring-boot-exceptions/src/test/resources/org/baeldung/boot/expected.json

@@ -0,0 +1,4 @@
+{
+	"id":3,
+	"name":"Foo_Name_3"
+}