updated isSafeUrl function to fix network related attacks

[v-baambati]

nx run react-storybook-addon-export-to-sandbox:test
Build Error: https://github.com/microsoft/fluentui/actions/runs/25546600405/job/74984224803
Commit: c88baae

[github-actions]

📊 Bundle size report

Package & Exports	Baseline (minified/GZIP)	PR	Change
react-charting DeclarativeChart	677.056 kB 191.292 kB	677.104 kB 191.319 kB	48 B 27 B
react-charting DonutChart	203.52 kB 63.663 kB	203.568 kB 63.689 kB	48 B 26 B
react-charting GroupedVerticalBarChart	294.564 kB 91.795 kB	294.612 kB 91.828 kB	48 B 33 B
react-charting MultiStackedBarChart	181.754 kB 55.275 kB	181.802 kB 55.311 kB	48 B 36 B
react-charting StackedBarChart	175.435 kB 52.872 kB	175.483 kB 52.904 kB	48 B 32 B
react-charting VerticalStackedBarChart	300.594 kB 92.797 kB	300.64 kB 92.833 kB	46 B 36 B
react-charts DeclarativeChart	753.304 kB 220.052 kB	753.368 kB 220.084 kB	64 B 32 B
react-charts VerticalStackedBarChart	399.53 kB 124.283 kB	399.594 kB 124.306 kB	64 B 23 B

Unchanged fixtures

Package & Exports	Size (minified/GZIP)
react-charting AreaChart	302.827 kB 94.751 kB
react-charting ChartHoverCard	37.196 kB 12.7 kB
react-charting GanttChart	282.797 kB 88.761 kB
react-charting GaugeChart	197.055 kB 61.221 kB
react-charting HeatMapChart	285.643 kB 89.439 kB
react-charting HorizontalBarChart	127.266 kB 39.944 kB
react-charting HorizontalBarChartWithAxis	293.937 kB 91.167 kB
react-charting Legends	151.485 kB 46.4 kB
react-charting LineChart	332.438 kB 101.79 kB
react-charting PieChart	134.305 kB 42.299 kB
react-charting PolarChart	235.153 kB 74.294 kB
react-charting SankeyChart	158.002 kB 49.166 kB
react-charting ScatterChart	289.004 kB 91.071 kB
react-charting Sparkline	87.616 kB 29.671 kB
react-charting TreeChart	84.809 kB 26.636 kB
react-charting VerticalBarChart	303.589 kB 93.173 kB
react-charts AreaChart	402.548 kB 125.863 kB
react-charts DonutChart	312.961 kB 96.495 kB
react-charts FunnelChart	304.508 kB 93.326 kB
react-charts GanttChart	385.649 kB 120.152 kB
react-charts GaugeChart	312.394 kB 95.948 kB
react-charts GroupedVerticalBarChart	393.525 kB 122.894 kB
react-charts HeatMapChart	387.728 kB 121.263 kB
react-charts HorizontalBarChart	292.691 kB 89.04 kB
react-charts HorizontalBarChartWithAxis	63 B 83 B
react-charts Legends	232.228 kB 69.849 kB
react-charts LineChart	413.882 kB 128.765 kB
react-charts PolarChart	341.357 kB 106.417 kB
react-charts SankeyChart	209.97 kB 67.042 kB
react-charts ScatterChart	393.264 kB 122.86 kB
react-charts Sparkline	80.503 kB 26.644 kB
react-charts VerticalBarChart	430.006 kB 127.714 kB

_{🤖 This report was generated against 943e5cea7ff65dff7fefa7ec4ec61e3b32d9c7de}

[github-actions]

Pull request demo site: URL