Merge pull request ARMmbed#15363 from 0xc0170/fix/martin.kojtal/scancode-license-index

scancode: Fix license index failure

Author: 0xc0170

.github/workflows/basic_checks.yml

@@ -42,6 +42,7 @@ jobs:
             | ( grep -v '^tools/test/toolchains/api_test.py' || true ) \
             | while read file; do cp --parents "${file}" SCANCODE; done
           ls SCANCODE
+          scancode --reindex-licenses # workaround for https://github.com/nexB/scancode-toolkit/issues/3179
           scancode -l --json-pp scancode.json SCANCODE
           python ./tools/test/ci/scancode-evaluate.py scancode.json || true
           cat scancode-evaluate.log