perf(motion): Improve capture transform perf

[eonarheim]

===:clipboard: PR Checklist :clipboard:===

• 📌 issue exists in github for these changes
• 🔬 existing tests still pass
• 🙈 code conforms to the style guide
• 📐 new tests written and passing / old tests updated with new scenario(s)
• 📄 changelog entry added (or not needed)

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Improve the transform capture perf by copying the current transform into a held matrix. The old way forced the matrix to perform unnecessary calculations when setting individual aspects of the matrix

Benchmarks on Surface Book II

Left current main, right new changes. We see several frame improvement in the 2000 and 4000 cases!

2000 Actors AVG FPS 54 -> 59

4000 Actors AVG FPS 30 -> 37