fix p2p-in spin

[AionJayT]

Notice

It is not allowed to submit your PR to the master branch directly, please submit your PR to the master-pre-merge branch.

Description

It is a regression bug during the p2p refactoring. It will cause the p2p-in thread to occupy whole thread usage.

Type of change

Insert x into the following checkboxes to confirm (eg. [x]):

• Bug fix.
• New feature.
• Enhancement.
• Unit test.
• Breaking change (a fix or feature that causes existing functionality to not work as expected).
• Requires documentation update.

Testing

Deploy the fixed node to the network, and then see the cpu usage significantly drop.

Verification

Insert x into the following checkboxes to confirm (eg. [x]):

• I have self-reviewed my own code and conformed to the style guidelines of this project.
• New and existing tests pass locally with my changes.
• I have added tests for my fix or feature.
• I have made appropriate changes to the corresponding documentation.
• My code generates no new warnings.
• Any dependent changes have been made.