[libcxx] Fix typo in comments

[Eymay]

Thanks @philnik. Can you land this patch for me?
Please use “Eymen Ünay [e-mail]" to commit the change.

[Mordante]

Thanks for your contribution! I've just landed the patch on your behalf.

libcxx/test/std/containers/views/views.span/types.pass.cpp

 // public:
 //  // constants and types
 //  using element_type           = ElementType;
 //  using value_type             = remove_cv_t<ElementType>;
 //  using size_type              = size_t;
 //  using difference_type        = ptrdiff_t;
 //  using pointer                = element_type *;
 //  using reference              = element_type &;
-//  using const_pointe           = const element_type *;
+//  using const_pointer          = const element_type *;
 //  using const_reference        = const element_type &;
 //  using iterator               = implementation-defined;
 //  using const_iterator         = implementation-defined;
 //  using reverse_iterator       = std::reverse_iterator<iterator>;
 //  using const_reverse_iterator = std::reverse_iterator<const_iterator>;
 //
 //  static constexpr size_type extent = Extent;
 //

libcxx/test/tools/clang_tidy_checks/CMakeLists.txt

 
 # The find_package changes these variables. This leaves the build in an odd
 # state. Calling cmake a second time tries to write site config information in
 # the system's libc++. Restoring these setting after testing fixes this issue.
 set(LLVM_DIR_SAVE ${LLVM_DIR})
 set(Clang_DIR_SAVE ${Clang_DIR})
 
-# TODO LLVM 17 prefer to use teh stable release again instead of ToT.
+# TODO LLVM 17 prefer to use the stable release again instead of ToT.
 # libc++ normally prefers the use the last stable release instead of the ToT.
 # For modules we need ToT since they are still under heavy development. So
 # temporary the ToT version is preferred.
 find_package(Clang 17)
 if (NOT Clang_FOUND)
   find_package(Clang 16)
 endif()