[clang] [analyzer] Add an ownership change visitor to StreamChecker (PR #94957)

[Balázs Kéri via cfe-commits]

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@@ -0,0 +1,179 @@
+// RUN: %clang_analyze_cc1 -verify %s -analyzer-output=text \
+// RUN:   -analyzer-checker=core \
+// RUN:   -analyzer-checker=unix.Stream
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balazske wrote:

This file can have a better name (like "stream-notes-missing-close.cpp").

https://github.com/llvm/llvm-project/pull/94957