deps: Bump Microsoft.Kiota.Abstractions from 1.12.0 to 1.21.1#86

dependabot[bot] wants to merge 1 commit intomasterspaarke-dev/spaarke:masterfrom

dependabot/nuget/src/server/api/Sprk.Bff.Api/Microsoft.Kiota.Abstractions-1.21.1spaarke-dev/spaarke:dependabot/nuget/src/server/api/Sprk.Bff.Api/Microsoft.Kiota.Abstractions-1.21.1Copy head branch name to clipboard