Bump test-run to new version with the following improvements:

- Calculate parallel jobs based on available CPUs [1]
- Bump luatest to 1.0.1-15 (--list-test-cases) [2]
- luatest: detox test searching code [3]
- luatest: allow to run test cases in parallel [4]

[1] tarantool/test-run@182aa77
[2] tarantool/test-run@1fbbf9a
[3] tarantool/test-run@3b0ccd0
[4] tarantool/test-run@dd00063

NO_DOC=test
NO_TEST=test
NO_CHANGELOG=test

(cherry picked from commit 32bcea7d)