Update QiskitOpt.jl.toml (#774)

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### Summary

Our package QiskitOpt.jl has been transferred to a new organization,
JuliaQUBO. This PR updates our url, an email and adds the "Optimization"
tag to the package description.

### Details and comments

ecosystem/resources/members/QiskitOpt.jl.toml

@@ -1,10 +1,10 @@
 name = "QiskitOpt.jl"
-url = "https://github.com/psrenergy/QiskitOpt.jl"
+url = "https://github.com/JuliaQUBO/QiskitOpt.jl"
 description = "QiskitOpt.jl is a Julia package that exports a JuMP wrapper for qiskit-optimization."
 licence = "MIT license"
-contact_info = "[email protected], [email protected], [email protected], [email protected], [email protected]"
+contact_info = "[email protected], [email protected], [email protected], [email protected], [email protected]"
 affiliations = "@psrenergy and USRA"
-labels = [ "Algorithms", "Application package",]
+labels = [ "Algorithms", "Optimization", "Application package",]
 ibm_maintained = false
 created_at = 1673642669.650459
 updated_at = 1673642669.650464