feat(Pie Chart): threshold for Other (#33348)

...ontend/plugins/plugin-chart-echarts/src/Pie/buildQuery.ts

...rontend/plugins/plugin-chart-echarts/src/Pie/constants.ts

...end/plugins/plugin-chart-echarts/src/Pie/controlPanel.tsx

...nd/plugins/plugin-chart-echarts/src/Pie/transformProps.ts

...et-frontend/plugins/plugin-chart-echarts/src/Pie/types.ts

...et-frontend/plugins/plugin-chart-echarts/src/Pie/utils.ts

...gins/plugin-chart-echarts/test/Pie/transformProps.test.ts

.../components/controls/NumberControl/NumberControl.test.tsx

...d/src/explore/components/controls/NumberControl/index.tsx

superset-frontend/src/explore/components/controls/index.js