build(pyproject.toml): move py-experimenter to extra dependency bc install fails

Author: benjamc

pyproject.toml

@@ -32,7 +32,6 @@ dependencies = [
   "pymoo",
   "fire",
   "ipywidgets",
-  "py-experimenter>=1.4.1",
   "tqdm"
 ]
 
@@ -88,6 +87,9 @@ containers = [
   "py-experimenter>=1.4.1",
   "pymysql",
 ]
+database = [
+  "py-experimenter>=1.4.1",
+]
 
 # https://docs.pytest.org/en/7.2.x/reference/reference.html#ini-options-ref
 [tool.pytest.ini_options]