Bump eventsource in /examples/project-references-example (#1480)

Bumps [eventsource](https://github.com/EventSource/eventsource) from 1.0.7 to 1.1.2.
- [Release notes](https://github.com/EventSource/eventsource/releases)
- [Changelog](https://github.com/EventSource/eventsource/blob/master/HISTORY.md)
- [Commits](EventSource/eventsource@v1.0.7...v1.1.2)

---
updated-dependencies:
- dependency-name: eventsource
  dependency-type: indirect
...

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

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

examples/project-references-example/yarn.lock

@@ -1455,11 +1455,9 @@ events@^3.0.0:
   integrity sha512-/46HWwbfCX2xTawVfkKLGxMifJYQBWMwY1mjywRtb4c9x8l5NP3KoJtnIOiL1hfdRkIuYhETxQlo62IF8tcnlg==
 
 eventsource@^1.0.7:
-  version "1.0.7"
-  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.0.7.tgz#8fbc72c93fcd34088090bc0a4e64f4b5cee6d8d0"
-  integrity sha512-4Ln17+vVT0k8aWq+t/bF5arcS3EpT9gYtW66EPacdj/mAFevznsnyoHLPy2BA8gbIQeIHoPsvwmfBftfcG//BQ==
-  dependencies:
-    original "^1.0.0"
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.1.2.tgz#bc75ae1c60209e7cb1541231980460343eaea7c2"
+  integrity sha512-xAH3zWhgO2/3KIniEKYPr8plNSzlGINOUqYj0m0u7AB81iRw8b/3E73W6AuU+6klLbaSFmZnaETQ2lXPfAydrA==
 
 evp_bytestokey@^1.0.0, evp_bytestokey@^1.0.3:
   version "1.0.3"
@@ -2937,13 +2935,6 @@ opn@^5.5.0:
   dependencies:
     is-wsl "^1.1.0"
 
-original@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/original/-/original-1.0.2.tgz#e442a61cffe1c5fd20a65f3261c26663b303f25f"
-  integrity sha512-hyBVl6iqqUOJ8FqRe+l/gS8H+kKYjrEndd5Pm1MfBtsEKA038HkkdbAl/72EAXGyonD/PFsvmVG+EvcIpliMBg==
-  dependencies:
-    url-parse "^1.4.3"
-
 os-browserify@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/os-browserify/-/os-browserify-0.3.0.tgz#854373c7f5c2315914fc9bfc6bd8238fdda1ec27"