[Bug] LoadPolicyFast perm not work

[rentiansheng]

Want to prioritize this issue? Try:

enforcer_synced.go 新add e.invalidateMatcherMap() can work

---

Describe the bug
A clear and concise description of what the bug is.

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.

[casbin-bot]

@tangyang9464 @JalinWang

[hsluoyz]

@rentiansheng can you make a PR to fix it?

[rentiansheng]

@rentiansheng can you make a PR to fix it?

yes, is testing. later commit