Fix failing Json tests (JAVA-2480 follow-up)

Author: Alexandre Dutra

core/pom.xml

@@ -91,6 +91,10 @@
       <groupId>com.github.spotbugs</groupId>
       <artifactId>spotbugs-annotations</artifactId>
     </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-core</artifactId>
+    </dependency>
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>

integration-tests/pom.xml

@@ -67,6 +67,16 @@
       <artifactId>spotbugs-annotations</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-core</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>com.tngtech.java</groupId>
       <artifactId>junit-dataprovider</artifactId>

pom.xml

@@ -256,6 +256,11 @@
         <artifactId>javax.annotation-api</artifactId>
         <version>1.2</version>
       </dependency>
+      <dependency>
+        <groupId>com.fasterxml.jackson.core</groupId>
+        <artifactId>jackson-core</artifactId>
+        <version>${jackson.version}</version>
+      </dependency>
       <dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
         <artifactId>jackson-databind</artifactId>