Update grammars (#242296)

extensions/csharp/syntaxes/csharp.tmLanguage.json

@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/dotnet/csharp-tmLanguage/commit/62026a70f9fcc42d9222eccfec34ed5ee0784f3d",
+	"version": "https://github.com/dotnet/csharp-tmLanguage/commit/1381bedfb087c18aca67af8278050d11bc9d9349",
 	"name": "C#",
 	"scopeName": "source.cs",
 	"patterns": [
@@ -714,11 +714,11 @@
 		},
 		"enum-declaration": {
 			"begin": "(?=\\benum\\b)",
-			"end": "(?<=\\})",
+			"end": "(?<=\\})|(?=;)",
 			"patterns": [
 				{
 					"begin": "(?=enum)",
-					"end": "(?=\\{)",
+					"end": "(?=\\{)|(?=;)",
 					"patterns": [
 						{
 							"include": "#comment"
@@ -805,7 +805,7 @@
 		},
 		"interface-declaration": {
 			"begin": "(?=\\binterface\\b)",
-			"end": "(?<=\\})",
+			"end": "(?<=\\})|(?=;)",
 			"patterns": [
 				{
 					"begin": "(?x)\n(interface)\\b\\s+\n(@?[_[:alpha:]][_[:alnum:]]*)",
@@ -817,7 +817,7 @@
 							"name": "entity.name.type.interface.cs"
 						}
 					},
-					"end": "(?=\\{)",
+					"end": "(?=\\{)|(?=;)",
 					"patterns": [
 						{
 							"include": "#comment"