Merging r373148:

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r373148 | aaronpuchert | 2019-09-28 06:28:50 -0700 (Sat, 28 Sep 2019) | 9 lines

Don't install example analyzer plugins

Summary: Fixes PR43430.

Reviewers: hintonda, NoQ, Szelethus, lebedev.ri

Reviewed By: lebedev.ri

Differential Revision: https://reviews.llvm.org/D68172
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