readded net7.0

Terminal.Gui/Core/Clipboard/Clipboard.cs

@@ -51,8 +51,8 @@ namespace Terminal.Gui {
 						Application.Driver.Clipboard.SetClipboardData (value.ToString ());
 					}
 					contents = value;
-				} catch (NotSupportedException e) {
-					throw e;
+				} catch (NotSupportedException) {
+					throw;
 				} catch (Exception) {
 					contents = value;
 				}

Terminal.Gui/Terminal.Gui.csproj

@@ -20,7 +20,7 @@
     <DebugType>portable</DebugType>
   </PropertyGroup>
   <PropertyGroup>
-    <TargetFrameworks>net472;netstandard2.1;net8.0</TargetFrameworks>
+    <TargetFrameworks>net472;netstandard2.1;net7.0;net8.0</TargetFrameworks>
     <RootNamespace>Terminal.Gui</RootNamespace>
     <AssemblyName>Terminal.Gui</AssemblyName>
     <SuppressNETCoreSdkPreviewMessage>true</SuppressNETCoreSdkPreviewMessage>