fix sample logging issue

Author: csviri

samples/spring-boot-plain/pom.xml

@@ -26,9 +26,19 @@
             <artifactId>operator-framework-samples-common</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-log4j2</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.springframework.boot</groupId>
+                    <artifactId>spring-boot-starter-logging</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>

samples/spring-boot-plain/src/main/java/com/github/containersolutions/operator/sample/SpringBootStarterSampleApplication.java

@@ -3,10 +3,6 @@
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
-/**
- * Note that we have multiple options here either we can add this component scan as seen below. Or annotate controllers
- * with @Component or @Service annotation or just register the bean within a spring "@Configuration".
- */
 @SpringBootApplication
 public class SpringBootStarterSampleApplication {