chore: update readme link in pyproject.toml

Signed-off-by: Michael Beemer <[email protected]>

Author: beeme1mr

pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 name = "openfeature_sdk"
 version = "0.3.1"
 description = "Standardizing Feature Flagging for Everyone"
-readme = "readme.md"
+readme = "README.md"
 authors = [{ name = "OpenFeature", email = "[email protected]" }]
 license = { file = "LICENSE" }
 classifiers = [