Merge pull request Wechat-Group#20 from Wechat-Group/dependabot/maven/com.fasterxml.jackson.core-jackson-databind-2.9.10.4

Bump jackson-databind from 2.9.10.3 to 2.9.10.4

Author: binarywang

pom.xml

@@ -31,7 +31,7 @@
  <javax.servlet-api.version>3.0.1</javax.servlet-api.version>
  <dom4j.version>2.1.1</dom4j.version>
  <gson.version>2.6.2</gson.version>
- <jackson-core.version>2.9.10.3</jackson-core.version>
+ <jackson-core.version>2.9.10.4</jackson-core.version>
  <aspectj.version>1.6.12</aspectj.version>
  <plugin.checkstyle.version>2.17</plugin.checkstyle.version>
  <plugin.pmd.version>3.5</plugin.pmd.version>