[clang-tools-extra] [clang-tidy] Improve `container-data-pointer` check to use `c_str()` (PR #71304)

[Julian Schmidt via cfe-commits]

================
@@ -40,8 +40,10 @@ void ContainerDataPointerCheck::registerMatchers(MatchFinder 
*Finder) {
       cxxRecordDecl(
           unless(matchers::matchesAnyListedName(IgnoredContainers)),
           isSameOrDerivedFrom(
-              namedDecl(
-                  has(cxxMethodDecl(isPublic(), hasName("data")).bind("data")))
+              namedDecl(anyOf(has(cxxMethodDecl(isPublic(), hasName("c_str"))
+                                      .bind("c_str")),
+                              has(cxxMethodDecl(isPublic(), hasName("data"))
+                                      .bind("data"))))
----------------
5chmidti wrote:

The node bound to `data` is never retrieved, so you can remove the 
`.bind("data")`.

https://github.com/llvm/llvm-project/pull/71304
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