[clang] [clang-tools-extra] [llvm] [clang][analyzer] Add missing stream related functions to StdLibraryFunctionsChecker. (PR #76979)

[Balázs Kéri via cfe-commits]

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@@ -1385,14 +1385,16 @@ Improvements
 ^^^^^^^^^^^^
 
 - Improved the ``unix.StdCLibraryFunctions`` checker by modeling more
-  functions like ``send``, ``recv``, ``readlink``, ``fflush``, ``mkdtemp``,
-  ``getcwd`` and ``errno`` behavior.
+  functions like ``send``, ``recv``, ``readlink``, ``fgetc``, ``fgets``,
+  ``fputc``, ``fputs``, ``fflush``, ``mkdtemp``,``getcwd`` and
+  ``errno`` behavior.
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balazske wrote:

I have merged the main branch, and removed all release note changes.

https://github.com/llvm/llvm-project/pull/76979