Bump jackson-databind from 2.11.3 to 2.12.0 (#409)

Bumps [jackson-databind](https://github.com/FasterXML/jackson) from 2.11.3 to 2.12.0.
- [Release notes](https://github.com/FasterXML/jackson/releases)
- [Commits](https://github.com/FasterXML/jackson/commits)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build.gradle

@@ -20,7 +20,7 @@ repositories {
 dependencies {
     implementation "org.freemarker:freemarker:2.3.30"
     implementation "com.graphql-java:graphql-java:15.0"
-    implementation "com.fasterxml.jackson.core:jackson-databind:2.11.3"
+    implementation "com.fasterxml.jackson.core:jackson-databind:2.12.0"
 
     testImplementation "org.junit.jupiter:junit-jupiter-api:5.7.0"
     testImplementation "org.junit.jupiter:junit-jupiter-params:5.7.0"