Update myst-parser to 1.0

Updating to myst 1.0 so that we no longer pin Sphinx

Author: choldgraf

pyproject.toml

@@ -35,9 +35,9 @@ Documentation = "https://sphinx-design.readthedocs.io"
 
 [project.optional-dependencies]
 code_style = ["pre-commit~=2.12"]
-rtd = ["myst-parser~=0.18.0"]
+rtd = ["myst-parser~=1.0"]
 testing = [
-    "myst-parser~=0.18.0",
+    "myst-parser~=1.0",
     "pytest~=7.1",
     "pytest-cov",
     "pytest-regressions",