Multiple LicenseID #42
Description
The following SPDX file is valid according to the Java tools
phpwiki.spdx.txt
However, it contains many duplicate LicenseID:
grep LicenseID phpwiki.spdx.txt|uniq -c
1 LicenseID: LicenseRef-scancode-bsd-unmodified
1 LicenseID: LicenseRef-scancode-commercial-license
1 LicenseID: LicenseRef-scancode-free-unknown
1 LicenseID: LicenseRef-scancode-mysql-linking-exception-2018
5 LicenseID: LicenseRef-scancode-other-permissive
20 LicenseID: LicenseRef-scancode-php-2.0.2
15 LicenseID: LicenseRef-scancode-proprietary-license
3 LicenseID: LicenseRef-scancode-public-domain
23 LicenseID: LicenseRef-scancode-unknown-license-reference
3 LicenseID: LicenseRef-scancode-unknown-spdx
1 LicenseID: LicenseRef-scancode-warranty-disclaimer
Shouldn't this be flagged as invalid SPDX?