chore: Revise pull request template for clarity and detail

[colinscz]

Updated the pull request template to clarify instructions and improve formatting.

❓ Type of change

• 📖 Documentation (updates to the documentation, readme or JSdoc annotations)

📚 Description

Improvements to the pull request template, get rid of extra part that is most of the time not beneficial

[github-actions]

File	Coverage
All files	92%	✅
www/build/src/components/six-breadcrumbs/six-breadcrumbs.tsx	90%	✅
www/build/src/components/six-button/six-button.tsx	91%	✅
www/build/src/components/six-checkbox/six-checkbox.tsx	93%	✅
www/build/src/components/six-date/calendar-grid.ts	93%	✅
www/build/src/components/six-date/six-date.tsx	96%	✅
www/build/src/components/six-date/components/month-selection.tsx	90%	✅
www/build/src/components/six-date/components/year-selection.tsx	91%	✅
www/build/src/components/six-details/six-details.tsx	98%	✅
www/build/src/components/six-dialog/six-dialog.tsx	98%	✅
www/build/src/components/six-dropdown/six-dropdown.tsx	94%	✅
www/build/src/components/six-error-page/six-error-page.tsx	90%	✅
www/build/src/components/six-file-upload/six-file-upload.tsx	95%	✅
www/build/src/components/six-group-label/six-group-label.tsx	83%	✅
www/build/src/components/six-icon/six-icon.tsx	62%	✅
www/build/src/components/six-icon-button/six-icon-button.tsx	90%	✅
www/build/src/components/six-input/six-input.tsx	97%	✅
www/build/src/components/six-item-picker/six-item-picker.tsx	99%	✅
www/build/src/components/six-menu/six-menu.tsx	80%	✅
www/build/src/components/six-menu-item/six-menu-item.tsx	99%	✅
www/build/src/components/six-picto/six-picto.tsx	66%	✅
www/build/src/components/six-progress-ring/six-progress-ring.tsx	75%	✅
www/build/src/components/six-range/six-range.tsx	92%	✅
www/build/src/components/six-rating/six-rating.tsx	96%	✅
www/build/src/components/six-search-field/six-search-field.tsx	90%	✅
www/build/src/components/six-select/six-select.tsx	88%	✅
www/build/src/components/six-select/util.ts	75%	✅
www/build/src/components/six-sidebar/six-sidebar.tsx	92%	✅
www/build/src/components/six-sidebar-item-group/six-sidebar-item-group.tsx	95%	✅
www/build/src/components/six-switch/six-switch.tsx	95%	✅
www/build/src/components/six-tab/six-tab.tsx	91%	✅
www/build/src/components/six-tab-group/six-tab-group.tsx	78%	✅
www/build/src/components/six-textarea/six-textarea.tsx	87%	✅
www/build/src/components/six-tile/six-tile.tsx	83%	✅
www/build/src/components/six-tooltip/six-tooltip.tsx	94%	✅
www/build/src/functional-components/form-control/form-control.tsx	89%	✅
www/build/src/utils/animation.ts	88%	✅
www/build/src/utils/error-messages.ts	84%	✅
www/build/src/utils/event-listeners.ts	91%	✅
www/build/src/utils/execution-control.ts	90%	✅
www/build/src/utils/focus-visible.ts	83%	✅
www/build/src/utils/icon.ts	92%	✅
www/build/src/utils/modal.ts	75%	✅
www/build/src/utils/popover.ts	83%	✅
www/build/src/utils/scroll.ts	87%	✅
www/build/src/utils/slot.ts	90%	✅

Minimum allowed coverage is 0%

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