Use preferred Topology URL for the namespaces JSON

[matyasselmeci]

No description provided.

[jhiemstrawisc]

Can you also update the default listed for TopologyNamespaceURL in docs/parameters.yaml?

[jhiemstrawisc]

Also, for my own understanding, is there a difference outside of the URL for these two topology endpoints?

[matyasselmeci]

Nope. Literally the same.

@app.route("/osdf/namespaces")
@app.route("/stashcache/namespaces")
@app.route("/stashcache/namespaces.json")  # for testing; remove before merging
@support_cors
def stashcache_namespaces_json():

https://github.com/opensciencegrid/topology/blob/4ff299dc9c4fd3ab68aeafb859acf1d936f3c4ce/src/app.py#L501-L505

/me blushes at 1.5-year-old comment