drogon: add version 1.9.7

[toge]

Summary

Changes to recipe: drogon/1.9.7

Motivation

There are several improvements in 1.9.7.

Details

drogonframework/drogon@v1.9.6...v1.9.7

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• Read the contributing guidelines
• Checked that this PR is not a duplicate: list of PRs by recipe
• Tested locally with at least one configuration using a recent version of Conan

[conan-center-bot]

Conan v1 pipeline ✔️

All green in build 2 (4e92f0241b0a35bc14dd0fadc1d982cedebde4aa):

• drogon/1.9.2:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.7:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.1:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.4:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.6:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.0:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.5:
  Built 17 packages out of 22 (All logs)

• drogon/1.8.7:
  Built 17 packages out of 22 (All logs)

• drogon/1.9.3:
  Built 17 packages out of 22 (All logs)

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Conan v2 pipeline ✔️

Note: Conan v2 builds are now mandatory. Please read our discussion about it.

All green in build 2 (4e92f0241b0a35bc14dd0fadc1d982cedebde4aa):

• drogon/1.9.2:
  All packages built successfully! (All logs)

• drogon/1.9.6:
  All packages built successfully! (All logs)

• drogon/1.9.5:
  All packages built successfully! (All logs)

• drogon/1.9.4:
  All packages built successfully! (All logs)

• drogon/1.9.1:
  All packages built successfully! (All logs)

• drogon/1.9.0:
  All packages built successfully! (All logs)

• drogon/1.8.7:
  All packages built successfully! (All logs)

• drogon/1.9.7:
  All packages built successfully! (All logs)

• drogon/1.9.3:
  All packages built successfully! (All logs)

[AbrilRBS]

My guess is that this will be approved, seems like a logical change

[ErniGH]

Thanks!