Bump ts-jest from 25.3.1 to 25.4.0

Bumps [ts-jest](https://github.com/kulshekhar/ts-jest) from 25.3.1 to 25.4.0.
- [Release notes](https://github.com/kulshekhar/ts-jest/releases)
- [Changelog](https://github.com/kulshekhar/ts-jest/blob/master/CHANGELOG.md)
- [Commits](kulshekhar/ts-jest@v25.3.1...v25.4.0)

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

yarn.lock

@@ -3679,9 +3679,9 @@ tr46@^1.0.1:
     punycode "^2.1.0"
 
 ts-jest@^25.2.0:
-  version "25.3.1"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-25.3.1.tgz#58e2ed3506e4e4487c0b9b532846a5cade9656ba"
-  integrity sha512-O53FtKguoMUByalAJW+NWEv7c4tus5ckmhfa7/V0jBb2z8v5rDSLFC1Ate7wLknYPC1euuhY6eJjQq4FtOZrkg==
+  version "25.4.0"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-25.4.0.tgz#5ad504299f8541d463a52e93e5e9d76876be0ba4"
+  integrity sha512-+0ZrksdaquxGUBwSdTIcdX7VXdwLIlSRsyjivVA9gcO+Cvr6ByqDhu/mi5+HCcb6cMkiQp5xZ8qRO7/eCqLeyw==
   dependencies:
     bs-logger "0.x"
     buffer-from "1.x"