Imports commit version to doc

Still not great since we can't reliably increment the version
and produce releases but it's an improvement since we'll
only have to update the version once per release

Author: gnikit

docs/conf.py

@@ -15,6 +15,8 @@
 
 sys.path.insert(0, os.path.abspath(".."))
 
+from fortls._version import __version__  # noqa: E402
+
 # Generate the agglomerated changes (from the CHANGELOG) between fortls
 # and the fortran-language-server project
 with open("../CHANGELOG.md", "r") as f:
@@ -57,7 +59,7 @@
 author = "Giannis Nikiteas"
 
 # The full version, including alpha/beta/rc tags
-release = "2.0.0"
+release = __version__
 
 
 # -- General configuration ---------------------------------------------------