Add GitHub issue type label to the generated pull request

[hielfx]

Closes #50

Tests:

• Success:
  • https://github.com/inditex-sandbox/gh-sherpa/pull/282
  • https://github.com/inditex-sandbox/gh-sherpa/pull/285
• Failure:
  • https://github.com/inditex-sandbox/gh-sherpa/pull/283

[sonarcloud[bot]]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
90.6% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[hielfx]

/marge