Feat!: try to minimize dependencies taken from ray (#410)

# The problem

Installing ray dashboard brings in a lot of dependencies that we might
not need.


# This PR's solution
Limit dependencies we install by default.

# Checklist

_Check that this PR satisfies the following items:_

- [x] Tests have been added for new features/changed behavior (if no new
features have been added, check the box).
- [x] The [changelog file](CHANGELOG.md) has been updated with a
user-readable description of the changes (if the change isn't visible to
the user in any way, check the box).
- [x] The PR's title is prefixed with
`<feat/fix/chore/imp[rovement]/int[ernal]/docs>[!]:`
- [x] The PR is linked to a JIRA ticket (if there's no suitable ticket,
check the box).

---------

Co-authored-by: Alexander Juda <[email protected]>

projects/orquestra-sdk/pyproject.toml

@@ -72,10 +72,18 @@ dependencies = [
 
 [project.optional-dependencies]
 ray = [
-    "ray[default]==2.9.0",
+    "ray==2.9.0",
+    "virtualenv>=20.0.24, !=20.21.1",  # Ray depends on this, but it's missing from the base requirements.
     "async-timeout",       # Ray depends on this, but its missing from ray requirements. Can be removed when https://github.com/ray-project/ray/issues/41267 is fixed.
 ]
-all = ["orquestra-sdk[ray]"]
+
+dashboard = [
+    "orquestra-sdk[ray]",
+    "ray[default]",    
+]
+
+all = ["orquestra-sdk[dashboard]"]
+
 # Docs-specific deps. This list should match the requirements we're using in
 # the multi-repo docs builds.
 docs = [