[clang-tidy] add std::span to the default types. (#76116)

Change default configuration of readability-simplify-subscript-expr to include std::span.
Fixes #75687

Author: da-viper

clang-tools-extra/clang-tidy/readability/SimplifySubscriptExprCheck.cpp

@@ -16,7 +16,8 @@ using namespace clang::ast_matchers;
 namespace clang::tidy::readability {
 
 static const char KDefaultTypes[] =
-    "::std::basic_string;::std::basic_string_view;::std::vector;::std::array";
+    "::std::basic_string;::std::basic_string_view;::std::vector;::std::array;::"
+    "std::span";
 
 SimplifySubscriptExprCheck::SimplifySubscriptExprCheck(
     StringRef Name, ClangTidyContext *Context)

clang-tools-extra/docs/clang-tidy/checks/readability/simplify-subscript-expr.rst

@@ -20,4 +20,4 @@ Options
 .. option:: Types
 
    The list of type(s) that triggers this check. Default is
-   `::std::basic_string;::std::basic_string_view;::std::vector;::std::array`
+   `::std::basic_string;::std::basic_string_view;::std::vector;::std::array;::std::span`