Change grafana config so anonymous access works by default
diff --git a/dashboard/modules/metrics/export/grafana/grafana.ini b/dashboard/modules/metrics/export/grafana/grafana.ini
index 281e2becb941f..e349fc5b29076 100644
--- a/dashboard/modules/metrics/export/grafana/grafana.ini
+++ b/dashboard/modules/metrics/export/grafana/grafana.ini
@@ -3,7 +3,7 @@ allow_embedding = true
 
 [auth.anonymous]
 enabled = true
-org_name = ray
+org_name = Main Org.
 org_role = Viewer
 
 [paths]

Signed-off-by: Alan Guo <aguo@anyscale.com>

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## Why are these changes needed?
THis makes it so anonymous mode on grafana works correctly. Anonymous mode can only work if there is an actual org set up. "Main Org." is the default name of orgs that come with Grafana.

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## Related issue number

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## Checks

- [x] I've signed off every commit(by using the -s flag, i.e., `git commit -s`) in this PR.
- [x] I've run `scripts/format.sh` to lint the changes in this PR.
- [ ] I've included any doc changes needed for https://docs.ray.io/en/master/.
- [ ] I've made sure the tests are passing. Note that there might be a few flaky tests, see the recent failures at https://flakey-tests.ray.io/
- Testing Strategy
   - [ ] Unit tests
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   - [ ] This PR is not tested :(
