[EMSUSD-161] Can't handle type 'vector<double, allocator<double> >' while exporting with frameSample

**Describe the bug**
While exporting Maya data to USD using mayaUSDExport Python command and passing **frameSample** input, at the end, after the USD stage is saved to disk, the command emit the following error:
`Error: Can't handle type 'vector >'`
Without the frameSample argument, the error is gone.

**Steps to reproduce**
Steps to reproduce the behavior:
1. New Maya session
2. Create a cube
3. From Script Editor (Python), run:
```
cmds.mayaUSDExport(
selection=True,
file=,
frameRange=[1,5],
frameSample=[-0.25, 0.0, 0.25]
)
```
4. See error

**Expected behavior**
No error.

**Attachments**
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**Specs (if applicable):**
- CentOS 7.9
- Compiler gcc 6.3.1
- Maya 2022.3 or 2023.0
- Maya USD commit SHA fd2d8e3fbbc5909d5314cbeabad7eb982c91d36f (tag 0.18.0)
- Pixar USD commit SHA 7a5f8c4311fed3ef2271d5e4b51025fb0f513730 (tag 21.08)

**Additional context**
Add any other context about the problem here.