Add fixture `robert-juliat/650-sx-4c`

[FloEdelmann]

• Add fixture robert-juliat/650-sx-4c

Thank you @KarlHumbug!

[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>

✔️ robert-juliat / 650-sx-4c: d-light / attributes-correctness

• ✔️ robert-juliat/650-sx-4c-M 1.xml
• ✔️ robert-juliat/650-sx-4c-M 2.xml
• ✔️ robert-juliat/650-sx-4c-M3 XY.xml
• ✔️ robert-juliat/650-sx-4c-M3 HS.xml
• ✔️ robert-juliat/650-sx-4c-M5 - RGB.xml
• ✔️ robert-juliat/650-sx-4c-M6 - RAW.xml

✔️ robert-juliat / 650-sx-4c: dmxcontrol3 / channel-numbers

• ✔️ robert-juliat-650-sx-4c-M-1.xml
• ✔️ robert-juliat-650-sx-4c-M-2.xml
• ✔️ robert-juliat-650-sx-4c-M3-XY.xml
• ✔️ robert-juliat-650-sx-4c-M3-HS.xml
• ✔️ robert-juliat-650-sx-4c-M5---RGB.xml
• ✔️ robert-juliat-650-sx-4c-M6---RAW.xml

✔️ robert-juliat / 650-sx-4c: dragonframe / json-schema-conformity

• ✔️ robert-juliat/650-sx-4c.json
• ✔️ manufacturers.json

✔️ robert-juliat / 650-sx-4c: millumin / json-schema-conformity

• ✔️ robert-juliat/650-sx-4c.json

✔️ robert-juliat / 650-sx-4c: qlcplus_4.12.2 / fixture-tool-validation

• ✔️ fixtures/Robert-Juliat-650-SX-4C.qxf

✔️ robert-juliat / 650-sx-4c: qlcplus_4.12.2 / xsd-schema-conformity

• ✔️ fixtures/Robert-Juliat-650-SX-4C.qxf