chore(deps): update dependency flasgger to v0.9.7.2.dev2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
flasgger	==0.9.7b2 -> ==0.9.7.2.dev2

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Release Notes

flasgger/flasgger (flasgger)

### [`v0.9.7.1`](https://togithub.com/flasgger/flasgger/compare/v0.9.7b2...v0.9.7.1) [Compare Source](https://togithub.com/flasgger/flasgger/compare/v0.9.7b2...v0.9.7.1)

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