Bump jackson-databind from 2.9.2 to 2.12.7.1 in /prs/webapp

Bumps [jackson-databind](https://github.com/FasterXML/jackson) from 2.9.2 to 2.12.7.1.
- [Release notes](https://github.com/FasterXML/jackson/releases)
- [Commits](https://github.com/FasterXML/jackson/commits)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.core:jackson-databind
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/prs/webapp/pom.xml b/prs/webapp/pom.xml
index 2e1ff46..2b0f479 100644
--- a/prs/webapp/pom.xml
+++ b/prs/webapp/pom.xml
@@ -77,7 +77,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.2</version>
+            <version>2.12.7.1</version>
         </dependency>
     </dependencies>
     <properties>