[Analytics] Using the actual widgetId on our widget rendering events.

[catandthemachines]

Summary:

Updating our rendering analytics events to use the actual widgetId.

Issue: LEMS-XXXX

Test plan:

[github-actions]

🗄️ Schema Change: No Changes ✅

[github-actions]

🛠️ Item Splitting: No Changes ✅

[github-actions]

Size Change: -5 B (0%)

Total Size: 498 kB

Filename	Size	Change
packages/perseus/dist/es/index.js	204 kB	-5 B (0%)

ℹ️ View Unchanged

Filename	Size
packages/kas/dist/es/index.js	20.8 kB
packages/keypad-context/dist/es/index.js	1 kB
packages/kmath/dist/es/index.js	5.98 kB
packages/math-input/dist/es/index.js	99.2 kB
packages/math-input/dist/es/strings.js	1.61 kB
packages/perseus-core/dist/es/index.item-splitting.js	13.1 kB
packages/perseus-core/dist/es/index.js	22.4 kB
packages/perseus-editor/dist/es/index.js	97.2 kB
packages/perseus-linter/dist/es/index.js	7.21 kB
packages/perseus-score/dist/es/index.js	9.2 kB
packages/perseus-utils/dist/es/index.js	403 B
packages/perseus/dist/es/strings.js	7.73 kB
packages/pure-markdown/dist/es/index.js	1.39 kB
packages/simple-markdown/dist/es/index.js	6.71 kB

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