[clang] [llvm] Reapply "[analyzer] Accept C library functions from the `std` namespace" again (PR #85791)

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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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``````````bash
git-clang-format --diff 175ad6630a869831126dde80f0f9257f9c4c477f 3fbc8da42726aa63ad0aef7ba12141125197279b -- clang/unittests/StaticAnalyzer/IsCLibraryFunctionTest.cpp clang/include/clang/StaticAnalyzer/Core/PathSensitive/CallDescription.h clang/lib/StaticAnalyzer/Core/CheckerContext.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/unittests/StaticAnalyzer/IsCLibraryFunctionTest.cpp b/clang/unittests/StaticAnalyzer/IsCLibraryFunctionTest.cpp
index f26acf07e2..d6dfcaac6f 100644
--- a/clang/unittests/StaticAnalyzer/IsCLibraryFunctionTest.cpp
+++ b/clang/unittests/StaticAnalyzer/IsCLibraryFunctionTest.cpp
@@ -15,6 +15,7 @@ using namespace ast_matchers;
 class IsCLibraryFunctionTest : public testing::Test {
   std::unique_ptr<ASTUnit> ASTUnitP;
   const FunctionDecl *Result = nullptr;
+
 public:
   const FunctionDecl *getFunctionDecl() const { return Result; }
 
@@ -51,7 +52,8 @@ TEST_F(IsCLibraryFunctionTest, AcceptsExternCGlobal) {
 }
 
 TEST_F(IsCLibraryFunctionTest, RejectsNoInlineNoExternalLinkage) {
-  // Functions that are neither inlined nor externally visible cannot be C library functions.
+  // Functions that are neither inlined nor externally visible cannot be C
+  // library functions.
   ASSERT_TRUE(buildAST(R"cpp(static void fun();)cpp"));
   EXPECT_FALSE(CheckerContext::isCLibraryFunction(getFunctionDecl()));
 }

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https://github.com/llvm/llvm-project/pull/85791