BAEL-5449 Instantiating Multiple Beans of the Same Class with Spring Annotations (#12446)

* added multiple bean instantiation

* added module /spring-core-6 and formatting changes

* resolved formatting issues as suggested

* resolved formatting issues and changed package names

* formatting changes in XML files

* Reformatted XML files as per the instructions

* FIXED Example in Section 3 and some changes in Pom.xml

* changed xml config to Java config in solution 3

* Project updated to spring boot application

* Removed unwanted spring dependencies from pom.xml

* moved the project under new module spring-core-6

* added spring-core-6 module in parent's pom.xml

* resolved formatting issue in parent's pom.xml

* new module entry in parent's pom

* final commit

* Added spring-core-6 in parent's pom.xml 

* fixed some merging issues.

* added spring-core-6 module entry under jdk9-and-above profile in main pom

* removed App.java from multibeaninstantiation directory

pom.xml

@@ -1246,6 +1246,7 @@
                  <module>core-java-modules/core-java-networking-3</module>
                  <module>core-java-modules/core-java-strings</module>
                  <module>core-java-modules/core-java-httpclient</module>
+                 <module>spring-core-6</module>
                  <module>ddd-contexts</module>
                  <module>docker-modules</module>
                  <module>apache-httpclient-2</module>
@@ -1328,6 +1329,7 @@
                 <module>testing-modules/testing-assertions</module>
                 <module>persistence-modules/fauna</module>
                 <module>lightrun</module>
+                <module>spring-core-6</module>
             </modules>
         </profile>
     </profiles>
@@ -1400,4 +1402,4 @@
         <guava.version>31.0.1-jre</guava.version>
     </properties>
 
-</project>
+</project>