Rename graphql-spring-boot example to graphql-kotlin-spring-boot (#263)

Since there is now a GraphQL solution directly from the Springframework, we rename the example to `graphql-kotlin-spring-boot` to better reflect the used library in the name.

Author: Andy2003

examples/graphql-spring-boot/pom.xml renamed to examples/graphql-kotlin-spring-boot/pom.xml

@@ -9,10 +9,10 @@
     </parent>
 
     <groupId>org.neo4j.graphql.examples</groupId>
-    <artifactId>graphql-spring-boot</artifactId>
+    <artifactId>graphql-kotlin-spring-boot</artifactId>
 
-    <name>Example - graphql-spring-boot</name>
-    <description>Example for using neo4j-graphql-java with Spring Boot</description>
+    <name>Example - graphql-kotlin-spring-boot</name>
+    <description>Example for using neo4j-graphql-java with GraphQL Kotlin and Spring Boot</description>
 
     <properties>
         <testcontainers.version>1.16.2</testcontainers.version>

examples/graphql-spring-boot/readme.adoc renamed to examples/graphql-kotlin-spring-boot/readme.adoc

@@ -1,4 +1,4 @@
-= Example: Integration of Neo4j-GraphQL-Java into a Spring Boot application
+= Example: Integration of Neo4j-GraphQL-Java into a Spring Boot  application using GraphQL Kotlin
 
 == Overview
 

examples/graphql-spring-boot/src/main/kotlin/org/neo4j/graphql/examples/graphqlspringboot/GraphqlSpringBootApplication.kt renamed to examples/graphql-kotlin-spring-boot/src/main/kotlin/org/neo4j/graphql/examples/graphqlspringboot/GraphqlSpringBootApplication.kt

@@ -16,7 +16,7 @@
     <packaging>pom</packaging>
 
     <modules>
-        <module>graphql-spring-boot</module>
+        <module>graphql-kotlin-spring-boot</module>
         <module>dgs-spring-boot</module>
     </modules>
 </project>