Misspelling in switch.md (dotnet#2771)

Author: acidshards

docs/csharp/language-reference/keywords/switch.md

@@ -149,7 +149,7 @@ The constant expression is evaluated as follows:
 
 - Otherwise, the value of the expression is determined by a call to the static [Object.Equals(expr, constant)](xref:System.Object.Equals(System.Object,System.Object)) method.  
 
-The following example uses the constant pattern to determine whether a particular date is a weekend, the first day of the work week, the last day of the work week, or the middle of the work week. It evalutes the [DateTime.DayOfWeek](xref:System.DateTime.DayOfWeek) property of the current day against the members of the @System.DayOfWeek enumeration. 
+The following example uses the constant pattern to determine whether a particular date is a weekend, the first day of the work week, the last day of the work week, or the middle of the work week. It evaluates the [DateTime.DayOfWeek](xref:System.DateTime.DayOfWeek) property of the current day against the members of the @System.DayOfWeek enumeration. 
 
 [!code-cs[switch#7](../../../../samples/snippets/csharp/language-reference/keywords/switch/const-pattern.cs#1)]