build(deps): bump the npm_and_yarn group group

Bumps the npm_and_yarn group group in /src/back with 2 updates: [@sendgrid/mail](https://github.com/sendgrid/sendgrid-nodejs) and [axios](https://github.com/axios/axios).


Updates `@sendgrid/mail` from 7.7.0 to 8.1.1
- [Release notes](https://github.com/sendgrid/sendgrid-nodejs/releases)
- [Changelog](https://github.com/sendgrid/sendgrid-nodejs/blob/main/CHANGELOG.md)
- [Upgrade guide](https://github.com/sendgrid/sendgrid-nodejs/blob/main/UPGRADE.md)
- [Commits](sendgrid/sendgrid-nodejs@7.7.0...8.1.1)

Updates `axios` from 0.26.1 to 1.6.7
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v0.26.1...v1.6.7)

---
updated-dependencies:
- dependency-name: "@sendgrid/mail"
  dependency-type: direct:production
  dependency-group: npm_and_yarn-security-group
- dependency-name: axios
  dependency-type: indirect
  dependency-group: npm_and_yarn-security-group
...

Signed-off-by: dependabot[bot] <support@github.com>

src/back/package.json

@@ -19,7 +19,7 @@
     "@google-cloud/firestore": "^7.0.0",
     "@google-cloud/logging-winston": "^6.0.0",
     "@google-cloud/storage": "^7.1.0",
-    "@sendgrid/mail": "^7.7.0",
+    "@sendgrid/mail": "^8.1.1",
     "apple-signin-auth": "^1.7.5",
     "common": "file:../common",
     "compression": "^1.7.4",