Code review for style

Fix any style issues with the current code.

Author: BillWagner

docs/csharp/programming-guide/classes-and-structs/snippets/constructors/Program.cs

@@ -25,10 +25,7 @@ public class Adult : Person
    public Adult(string lastName, string firstName) : base(lastName, firstName)
    { }
 
-   static Adult()
-   {
-      minimumAge = 18;
-   }
+   static Adult() => minimumAge = 18;
 
    // Remaining implementation of Adult class.
 }

docs/csharp/programming-guide/classes-and-structs/snippets/constructors/constructors.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>

docs/csharp/programming-guide/classes-and-structs/snippets/using-constructors/Program.cs

@@ -3,15 +3,9 @@ public class Taxi
 {
     private string taxiTag;
 
-    public Taxi(string tag)
-    {
-        taxiTag = tag;
-    }
+    public Taxi(string tag) => taxiTag = tag;
 
-    public override string ToString()
-    {
-        return $"Taxi: {taxiTag}";;
-    }
+    public override string ToString() => $"Taxi: {taxiTag}";
 }
 
 class TestTaxi
@@ -42,16 +36,10 @@ public class Employee
     public Employee() { }
 
     //<Snippet9>
-    public Employee(int annualSalary)
-    {
-        Salary = annualSalary;
-    }
+    public Employee(int annualSalary) => Salary = annualSalary;
     //</Snippet9>
 
-    public Employee(int weeklySalary, int numberOfWeeks)
-    {
-        Salary = weeklySalary * numberOfWeeks;
-    }
+    public Employee(int weeklySalary, int numberOfWeeks) => Salary = weeklySalary * numberOfWeeks;
 }
 //</Snippet3>