Fix: Skip UnitaryGate instances during `BasisTranslator` #507

Job	Run time
Configure	2s
Integration Neko	6m 58s
Documentation / Docs	12m 33s
Unit Rust / ubuntu-latest	8m 27s
Image / Test-images-3.10	4m 8s
QPY / Test	8m 47s
Lint / Lint	5m 28s
Miri / Miri	8m 45s
Unit Python / Windows / Python oldest / windows-latest - Python 3.10	22m 12s
Unit Python / Linux / Python oldest - ubuntu-24.04-arm / ubuntu-24.04-arm - Python 3.10	13m 18s
Unit Python / macOS / Python oldest / macos-15 - Python 3.10	14m 11s
Unit Python / Linux / Python newest - ubuntu-24.04-arm / ubuntu-24.04-arm - Python 3.14	8m 44s
Unit Python / Linux / Python newest - ubuntu-latest / ubuntu-latest - Python 3.14	10m 43s
Unit Python / Windows / Python newest / windows-latest - Python 3.14	23m 41s
Unit Python / Linux / Python oldest - ubuntu-latest / ubuntu-latest - Python 3.10	17m 18s
Unit C / ubuntu-latest / ubuntu-latest	2m 47s
Unit Python / macOS / Python newest / macos-15 - Python 3.14	27m 39s
Unit C / macos-15 / macos-15	3m 20s
Unit C / windows-latest / windows-latest	5m 9s
Unit C / ubuntu-24.04-arm / ubuntu-24.04-arm	3m 29s
Finalize	3s
	3h 27m 42s

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