chore(deps): bump org.freemarker:freemarker from 2.3.33 to 2.3.34 (#30)

Bumps org.freemarker:freemarker from 2.3.33 to 2.3.34.

---
updated-dependencies:
- dependency-name: org.freemarker:freemarker
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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echarts4j-project/build.gradle

@@ -1,6 +1,6 @@
 ext {
     lang3Version = "3.17.0"
-    freeMakerVersion = "2.3.33"
+    freeMakerVersion = "2.3.34"
     lombokVersion = "1.18.36"
     jsonPVersion = "1.18.3"
     jaywayVersion = "2.9.0"