lessons/2-Symbolic rest API endpoint times out

[KrisB1022]

lessons/2-Symbolic
The https://concept.research.microsoft.com/api/Concept/ScoreByProb?instance={}&topK=10 as noted in the lesson documentation, times out and appears to either be down or non-functional

[leestott]

Duplicate of #232

[leestott]

@carlotta94c I think we need to replace this msconcept is no longer available

[kishorkamble0109-bit]

https://concept.research.microsoft.com/api/Concept/ScoreByProb?instance={}&topK=10