Fix breakingchange json

HaoK · HaoK · commit bd1a8114b1f0 · 2018-12-13T14:11:02.000-08:00
diff --git a/src/Http/Http.Features/src/breakingchanges.netcore.json b/src/Http/Http.Features/src/breakingchanges.netcore.json
@@ -5,7 +5,6 @@
     },
     {
       "TypeId": "public class Microsoft.AspNetCore.Http.Features.Authentication.ChallengeContext",
-    },
       "Kind": "Removal"
     },
     {

Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,6 @@`
`5`	`5`	`},`
`6`	`6`	`{`
`7`	`7`	`"TypeId": "public class Microsoft.AspNetCore.Http.Features.Authentication.ChallengeContext",`
`8`		`- },`
`9`	`8`	`"Kind": "Removal"`
`10`	`9`	`},`
`11`	`10`	`{`