Bump selenideVersion from 7.14.0 to 7.15.0

Bumps `selenideVersion` from 7.14.0 to 7.15.0.

Updates `com.codeborne:selenide` from 7.14.0 to 7.15.0
- [Release notes](https://github.com/selenide/selenide/releases)
- [Changelog](https://github.com/selenide/selenide/blob/main/CHANGELOG.md)
- [Commits](selenide/selenide@v7.14.0...v7.15.0)

Updates `com.codeborne:selenide-full-screenshot` from 7.14.0 to 7.15.0
- [Release notes](https://github.com/selenide/selenide/releases)
- [Changelog](https://github.com/selenide/selenide/blob/main/CHANGELOG.md)
- [Commits](selenide/selenide@v7.14.0...v7.15.0)

---
updated-dependencies:
- dependency-name: com.codeborne:selenide
  dependency-version: 7.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.codeborne:selenide-full-screenshot
  dependency-version: 7.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'java'
 defaultTasks 'clean', 'test'
 
 ext {
-  selenideVersion = '7.14.0'
+  selenideVersion = '7.15.0'
   junitVersion = '6.0.3'
   assertjVersion = '3.27.7'
   slf4jVersion = '2.0.17'