Add dense matrix support for PauliProductRotation #547

Job	Run time
Configure	3s
Integration Neko	6m 58s
Miri / Miri	9m 5s
Lint / Lint	5m 38s
Unit Rust / ubuntu-latest	8m 28s
Image / Test-images-3.10	3m 51s
Documentation / Docs	11m 26s
Unit Python / Windows / Python oldest / windows-latest - Python 3.10	25m 18s
Unit C / ubuntu-24.04-arm / ubuntu-24.04-arm	3m 32s
Unit Python / macOS / Python oldest / macos-15 - Python 3.10	41s
Unit C / windows-latest / windows-latest	5m 22s
Unit Python / macOS / Python newest / macos-15 - Python 3.14	9m 18s
Unit C / macos-15 / macos-15	3m 47s
Unit Python / Windows / Python newest / windows-latest - Python 3.14	21m 11s
Unit Python / Linux / Python newest - ubuntu-latest / ubuntu-latest - Python 3.14	11m 8s
Unit Python / Linux / Python newest - ubuntu-24.04-arm / ubuntu-24.04-arm - Python 3.14	9m 24s
Unit Python / Linux / Python oldest - ubuntu-latest / ubuntu-latest - Python 3.10	19m 21s
Unit C / ubuntu-latest / ubuntu-latest	2m 43s
QPY / Test	9m 14s
Unit Python / Linux / Python oldest - ubuntu-24.04-arm / ubuntu-24.04-arm - Python 3.10	13m 53s
Finalize	2s
	3h 0m 23s

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