Add fixture `showlite/sps-120`

[FloEdelmann]

• Add fixture showlite/sps-120

Thank you @oleggtro!

[github-actions[bot]]

Export files validity

(Output of test script tests/github/exports-valid.js.)

Test the exported files of selected fixtures against the plugins' export tests. You can run a plugin's export tests by executing: $ node cli/run-export-test.js -p <plugin name> <fixtures>

✔️ showlite / sps-120: d-light / attributes-correctness

• ✔️ showlite/sps-120-5ch.xml

✔️ showlite / sps-120: dmxcontrol3 / channel-numbers

• ✔️ showlite-sps-120-5ch.xml

✔️ showlite / sps-120: dragonframe / json-schema-conformity

• ✔️ showlite/sps-120.json
• ✔️ manufacturers.json

✔️ showlite / sps-120: millumin / json-schema-conformity

• ✔️ showlite/sps-120.json

✔️ showlite / sps-120: qlcplus_4.12.2 / fixture-tool-validation

• ✔️ fixtures/Showlite-SPS-120.qxf

✔️ showlite / sps-120: qlcplus_4.12.2 / xsd-schema-conformity

• ✔️ fixtures/Showlite-SPS-120.qxf