fix(version): update spring-boot-dependencies to 2.3.1.RELEASE (#272)

Author: igdianov

graphql-jpa-query-build/pom.xml

@@ -35,7 +35,7 @@
             <dependency>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
-                <version>2.3.0.RELEASE</version>
+                <version>2.3.1.RELEASE</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>