Fix note on TcpClient constructor about IPv4

[rzikm]

Fixes #8075.

Behavior changed by dotnet/corefx#30036. So I assume it is enough to specify that the note is only valid for .NET Framework.

[ghost]

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Issue Details

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Fixes #8075.

Behavior changed by dotnet/corefx#30036. So I assume it is enough to specify that the note is only valid for .NET Framework.

Author:	rzikm
Assignees:	rzikm
Labels:	area-System.Net
Milestone:	-

[liveans]

LGTM

[ghost]

Tagging subscribers to this area: @dotnet/ncl
See info in area-owners.md if you want to be subscribed.

Issue Details

---

Fixes #8075.

Behavior changed by dotnet/corefx#30036. So I assume it is enough to specify that the note is only valid for .NET Framework.

Author:	rzikm
Assignees:	rzikm
Labels:	area-System.Net.Sockets
Milestone:	-

[opbld30]

Learn Build status updates of commit a95fa2a:

✅ Validation status: passed

File	Status	Preview URL	Details
xml/System.Net.Sockets/TcpClient.xml	✅Succeeded	View

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