Add fixture `betopper/par-54-x-3w-rgb`

[FloEdelmann]

• Update manufacturers.json
• Add fixture betopper/par-54-x-3w-rgb

Thank you @gagnon!

[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>

✔️ betopper / par-54-x-3w-rgb: d-light / attributes-correctness

• ✔️ betopper/par-54-x-3w-rgb-LPC007.xml

❌ betopper / par-54-x-3w-rgb: dmxcontrol3 / channel-numbers

• ❌ betopper-par-54-x-3w-rgb-LPC007.xml

  Channel 6 "Effet" is missing capabilities. Used ranges: 0…100, 151…255

✔️ betopper / par-54-x-3w-rgb: dragonframe / json-schema-conformity

• ✔️ betopper/par-54-x-3w-rgb.json
• ✔️ manufacturers.json

✔️ betopper / par-54-x-3w-rgb: millumin / json-schema-conformity

• ✔️ betopper/par-54-x-3w-rgb.json

✔️ betopper / par-54-x-3w-rgb: qlcplus_4.12.2 / fixture-tool-validation

• ✔️ fixtures/Betopper-Par-54-x-3w-RGB.qxf

✔️ betopper / par-54-x-3w-rgb: qlcplus_4.12.2 / xsd-schema-conformity

• ✔️ fixtures/Betopper-Par-54-x-3w-RGB.qxf

[kengruven]

As per the user manual link, the model number here is actually "LPC-007", so this is the same fixture as #2672.

Both mappings have useful parts, but neither one looks completely accurate, so someone will have to merge them by hand.