CI: Explicitly check environment variable against `None` in matrix.py
For consistency with `GITHUB_OUTPUT` at the bottom.
diff --git a/.github/matrix.py b/.github/matrix.py
index e03453a..c58bb7a 100755
--- a/.github/matrix.py
+++ b/.github/matrix.py
@@ -29,7 +29,7 @@
@functools.lru_cache(5)
def determine_latest_openssl(ssl):
headers = {}
- if environ.get('GITHUB_TOKEN'):
+ if environ.get('GITHUB_TOKEN') is not None:
headers["Authorization"] = "token {}".format(environ.get('GITHUB_TOKEN'))
request = urllib.request.Request('https://api.github.com/repos/openssl/openssl/tags', headers=headers)