Parsing failure on trailing space

https://github.com/sebaubuntu-python/sebaubuntu_libs/blob/aafc1e15277021894b04abfe5a4693063c4a1eea/sebaubuntu_libs/libandroid/fstab/__init__.py#L56

Should be:

```python3
if line.strip().startswith("#"):
```

Step to reproduce: https://get.pixelexperience.org/merlinx Edition 13 -> recovery.img fstab