chore(deps): bump com.fifesoft:languagesupport from 3.3.0 to 3.4.0

Bumps [com.fifesoft:languagesupport](https://github.com/bobbylight/RSTALanguageSupport) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/bobbylight/RSTALanguageSupport/releases)
- [Commits](https://github.com/bobbylight/RSTALanguageSupport/compare/3.3.0...3.4.0)

---
updated-dependencies:
- dependency-name: com.fifesoft:languagesupport
  dependency-version: 3.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

plugins/editor/build.gradle.kts

@@ -11,7 +11,7 @@ dependencies {
     testImplementation(kotlin("test"))
     compileOnly(project(":"))
     implementation("com.fifesoft:rsyntaxtextarea:3.6.0")
-    implementation("com.fifesoft:languagesupport:3.3.0")
+    implementation("com.fifesoft:languagesupport:3.4.0")
     implementation("com.fifesoft:autocomplete:3.3.2")
 }