convert circleci workflows to github actions (facebook#1301)

Summary:
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This pull request converts the CircleCI workflows to GitHub actions workflows.

### Errors
The `linux` job fails with the following unit test failure...

<details>
<summary>Error</summary>

```
-- Testing: 1976 tests, 4 threads --
Testing: 0 .. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80..
FAIL: Hermes-Unit :: VMRuntime/./HermesVMRuntimeTests/GCReturnUnusedMemoryTest.CollectReturnsFreeMemory (1808 of 1976)
******************** TEST 'Hermes-Unit :: VMRuntime/./HermesVMRuntimeTests/GCReturnUnusedMemoryTest.CollectReturnsFreeMemory' FAILED ********************
Note: Google Test filter = GCReturnUnusedMemoryTest.CollectReturnsFreeMemory
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from GCReturnUnusedMemoryTest
[ RUN      ] GCReturnUnusedMemoryTest.CollectReturnsFreeMemory
/home/runner/work/hermes/hermes/hermes/unittests/VMRuntime/GCReturnUnusedMemoryTest.cpp:68: Failure
Expected: (*before) < (*touched), actual: 3009 vs 3009
[  FAILED  ] GCReturnUnusedMemoryTest.CollectReturnsFreeMemory (5 ms)
[----------] 1 test from GCReturnUnusedMemoryTest (5 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (5 ms total)
[  PASSED  ] 0 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] GCReturnUnusedMemoryTest.CollectReturnsFreeMemory

 1 FAILED TEST

********************
Testing: 0 .. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
Testing Time: 13.21s
********************
Failing Tests (1):
    Hermes-Unit :: VMRuntime/./HermesVMRuntimeTests/GCReturnUnusedMemoryTest.CollectReturnsFreeMemory

  Expected Passes    : 1848
  Unsupported Tests  : 127
  Unexpected Failures: 1
  ```

  </details>

Pull Request resolved: facebook#1301

Test Plan:
The workflows was tested in my fork. [Here is the latest workflow run in my fork](https://github.com/robandpdx-org/hermes/actions/runs/7832320547).

https://fburl.com/workplace/f6mz6tmw

Reviewed By: neildhar

Differential Revision: D56482430

Pulled By: mattbfb

fbshipit-source-id: 903f63c5b3874a758551deb8e9ee8ff8f8bd19bb