msgp License BSD-NEW false alarm detection

### Description

> Please leave a brief description of the bug or feature request:
An incorrect detection of the BSD-NEW License is occurring in the msgp license file.

### How To Reproduce

> Tell us how to reproduce the issue.

git clone https://github.com/tinylib/msgp;
cd msgp;
scancode -l -c --json-pp output.json .
For the LICENSE file, only MIT should be detected, but BSD-NEW is being misdetected.

### System configuration

> For bug reports, it really helps us to know:

* What OS are you running on? (Windows/MacOS/Linux) Linux
* What version of scancode-toolkit was used to generate the scan file?
* ScanCode version: 32.3.3
* ScanCode Output Format version: 4.0.0
* SPDX License list version: 3.26

* What installation method was used to install/run scancode? (pip/source download/other) pip