fix(version): Removed pytest dependencies and updated version

- Resolves #6 pull request

Author: JohannesErnst

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "jsonconversion"
-version = "1.0.3"
+version = "1.1.0"
 description = "This python module helps converting arbitrary Python objects into JSON strings and back."
 keywords = ["json", "conversion", "serialization"]
 readme = "README.rst"
@@ -26,9 +26,7 @@ classifiers = [
     "Topic :: Utilities"
 ]
 dependencies = [
-    "pytest-runner>=6.0.0",
     "numpy>=1.26.0",
-    "pytest>=6.0.0",
 ]
 license = {text = "BSD"}
 requires-python = ">=3.9"