Bump js-base64 from 2.5.0 to 2.5.2 (#13703)

Bumps [js-base64](https://github.com/dankogai/js-base64) from 2.5.0 to 2.5.2.
- [Release notes](https://github.com/dankogai/js-base64/releases)
- [Commits](https://github.com/dankogai/js-base64/compare/2.5.0...2.5.2)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

yarn.lock

@@ -6669,9 +6669,9 @@ jest@^25.4.0:
     jest-cli "^25.4.0"
 
 js-base64@^2.1.9:
-  version "2.5.0"
-  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.5.0.tgz#42255ba183ab67ce59a0dee640afdc00ab5ae93e"
-  integrity sha512-wlEBIZ5LP8usDylWbDNhKPEFVFdI5hCHpnVoT/Ysvoi/PRhJENm/Rlh9TvjYB38HFfKZN7OzEbRjmjvLkFw11g==
+  version "2.5.2"
+  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.5.2.tgz#313b6274dda718f714d00b3330bbae6e38e90209"
+  integrity sha512-Vg8czh0Q7sFBSUMWWArX/miJeBWYBPpdU/3M/DKSaekLMqrqVPaedp+5mZhie/r0lgrcaYBfwXatEew6gwgiQQ==
 
 js-string-escape@1.0.1:
   version "1.0.1"