updating errors/warnings index

Author: karann-msft

docs/reference/Errors-and-Warnings.md

@@ -38,4 +38,5 @@ The errors and warnings listed here are available only with [PackageReference-ba
 | NuGet internal warnings | [NU1500](./errors-and-warnings/NU1500.md) |
 | Signed packages warnings (creation and verification) | [NU3000](./errors-and-warnings/NU3000.md), [NU3002](./errors-and-warnings/NU3002.md), [NU3003](./errors-and-warnings/NU3003.md), [NU3006](./errors-and-warnings/NU3006.md), [NU3007](./errors-and-warnings/NU3007.md), [NU3009](./errors-and-warnings/NU3009.md), [NU3010](./errors-and-warnings/NU3010.md), [NU3011](./errors-and-warnings/NU3011.md), [NU3012](./errors-and-warnings/NU3012.md), [NU3013](./errors-and-warnings/NU3013.md), [NU3014](./errors-and-warnings/NU3014.md), [NU3015](./errors-and-warnings/NU3015.md), [NU3016](./errors-and-warnings/NU3016.md), [NU3017](./errors-and-warnings/NU3017.md), [NU3018](./errors-and-warnings/NU3018.md), [NU3019](./errors-and-warnings/NU3019.md), [NU3020](./errors-and-warnings/NU3020.md), [NU3021](./errors-and-warnings/NU3021.md), [NU3022](./errors-and-warnings/NU3022.md), [NU3023](./errors-and-warnings/NU3023.md), [NU3024](./errors-and-warnings/NU3024.md), [NU3025](./errors-and-warnings/NU3025.md), [NU3026](./errors-and-warnings/NU3026.md), [NU3027](./errors-and-warnings/NU3027.md), [NU3028](./errors-and-warnings/NU3028.md), [NU3029](./errors-and-warnings/NU3029.md), [NU3030](./errors-and-warnings/NU3030.md), [NU3031](./errors-and-warnings/NU3031.md), [NU3032](./errors-and-warnings/NU3032.md), [NU3033](./errors-and-warnings/NU3033.md), [NU3035](./errors-and-warnings/NU3035.md), [NU3036](./errors-and-warnings/NU3036.md), [NU3037](./errors-and-warnings/NU3037.md), [NU3038](./errors-and-warnings/NU3038.md), [NU3040](./errors-and-warnings/NU3040.md) |
 | Pack Warnings | [NU5100](./errors-and-warnings/NU5100.md), [NU5101](./errors-and-warnings/NU5101.md), [NU5102](./errors-and-warnings/NU5102.md), [NU5103](./errors-and-warnings/NU5103.md), [NU5104](./errors-and-warnings/NU5104.md), [NU5105](./errors-and-warnings/NU5105.md), [NU5106](./errors-and-warnings/NU5106.md), [NU5107](./errors-and-warnings/NU5107.md), [NU5108](./errors-and-warnings/NU5108.md), [NU5109](./errors-and-warnings/NU5109.md), [NU5110](./errors-and-warnings/NU5110.md), [NU5111](./errors-and-warnings/NU5111.md), [NU5112](./errors-and-warnings/NU5112.md), [NU5114](./errors-and-warnings/NU5114.md), [NU5115](./errors-and-warnings/NU5115.md), [NU5116](./errors-and-warnings/NU5116.md), [NU5117](./errors-and-warnings/NU5117.md), [NU5118](./errors-and-warnings/NU5118.md), [NU5119](./errors-and-warnings/NU5119.md), [NU5120](./errors-and-warnings/NU5120.md), [NU5121](./errors-and-warnings/NU5121.md), [NU5122](./errors-and-warnings/NU5122.md), [NU5123](./errors-and-warnings/NU5123.md), [NU5500](./errors-and-warnings/NU5500.md)
-| License specific Pack Warnings | [NU5124](./errors-and-warnings/NU5124.md), [NU5125](./errors-and-warnings/NU5125.md)
+| License specific Pack Warnings | [NU5124](./errors-and-warnings/NU5124.md), [NU5125](./errors-and-warnings/NU5125.md)
+| Icon specific Pack Warnings | [NU5046](./errors-and-warnings/NU5046.md), [NU5047](./errors-and-warnings/NU5047.md), [NU5048](./errors-and-warnings/NU5048.md)