Bump jackson-databind from 2.9.7 to 2.9.8

Bumps [jackson-databind](https://github.com/FasterXML/jackson) from 2.9.7 to 2.9.8.
- [Release notes](https://github.com/FasterXML/jackson/releases)
- [Commits](https://github.com/FasterXML/jackson/commits)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

db-migrations/build.gradle

@@ -2,7 +2,7 @@ dependencies {
 
     compile project(':persistence')
 
-    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.9.7'
+    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.9.8'
     compile group: 'org.flywaydb', name: 'flyway-core', version: '5.2.4'
     compile group: 'org.postgresql', name: 'postgresql', version: '42.2.5'
     compile group: 'org.apache.logging.log4j', name: 'log4j-core', version:'2.11.1'

hibernate-postgres-json-support/build.gradle

@@ -1,6 +1,6 @@
 dependencies {
     compile group: 'org.hibernate', name: 'hibernate-entitymanager', version: '5.3.7.Final'
-    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.9.7'
+    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.9.8'
 
     testCompile group: 'junit', name: 'junit', version: '4.12'
 }

rest-api/build.gradle

@@ -48,7 +48,7 @@ dependencies {
     compile group: 'org.apache.logging.log4j', name: 'log4j-slf4j-impl', version: '2.11.1'
     compile group: 'com.sparkjava', name: 'spark-core', version: '2.8.0'
 
-    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.9.7'
+    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.9.8'
     compile group: 'com.fasterxml.jackson.datatype', name: 'jackson-datatype-jsr310', version: '2.9.7'
     compile group: 'com.fasterxml.jackson.datatype', name: 'jackson-datatype-jdk8', version: '2.9.7'