Add fixture `brightline/seriesone-l1-2-led-studio-fixture`

[FloEdelmann]

• Update manufacturers.json
• Add fixture brightline/seriesone-l1-2-led-studio-fixture

Thank you Matthew Beck!

[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>

✔️ brightline / seriesone-l1-2-led-studio-fixture: d-light / attributes-correctness

• ✔️ brightline/seriesone-l1-2-led-studio-fixture-Intensity.xml

✔️ brightline / seriesone-l1-2-led-studio-fixture: dmxcontrol3 / channel-numbers

• ✔️ brightline-seriesone-l1-2-led-studio-fixture-Intensity.xml

✔️ brightline / seriesone-l1-2-led-studio-fixture: dragonframe / json-schema-conformity

• ✔️ brightline/seriesone-l1-2-led-studio-fixture.json
• ✔️ manufacturers.json

✔️ brightline / seriesone-l1-2-led-studio-fixture: millumin / json-schema-conformity

• ✔️ brightline/seriesone-l1-2-led-studio-fixture.json

✔️ brightline / seriesone-l1-2-led-studio-fixture: qlcplus_4.12.2 / fixture-tool-validation

• ✔️ fixtures/Brightline-SeriesONE-L1.2-LED-Studio-Fixture.qxf

✔️ brightline / seriesone-l1-2-led-studio-fixture: qlcplus_4.12.2 / xsd-schema-conformity

• ✔️ fixtures/Brightline-SeriesONE-L1.2-LED-Studio-Fixture.qxf