Bump testng from 7.3.0 to 7.4.0 (#90)

Bumps [testng](https://github.com/cbeust/testng) from 7.3.0 to 7.4.0.
- [Release notes](https://github.com/cbeust/testng/releases)
- [Changelog](https://github.com/cbeust/testng/blob/master/CHANGES.txt)
- [Commits](testng-team/testng@7.3.0...7.4.0)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build.gradle.kts

@@ -56,7 +56,7 @@ subprojects {
         api("com.google.code.findbugs:jsr305:3.0.2")
 
         testImplementation("com.google.guava:guava:30.1-jre")
-        testImplementation("org.testng:testng:7.3.0")
+        testImplementation("org.testng:testng:7.4.0")
     }
 
     idea {