message: Fix magic length for ".cmake"
diff: @@ -775,6 +775,7 @@ namespace vcpkg
  std::string header_path;
  bool has_binaries = false;
  + static constexpr StringLiteral DOT_CMAKE = ".cmake";
  static constexpr StringLiteral INCLUDE_PREFIX = "include/";
  for (auto&& triplet_and_suffix : *files)
  @@ -789,9 +790,9 @@ namespace vcpkg
  {
  continue;
  }
  - else if (Strings::starts_with(suffix, "share/") && Strings::ends_with(suffix, ".cmake"))
  + else if (Strings::starts_with(suffix, "share/") && Strings::ends_with(suffix, DOT_CMAKE))
  {
  - const auto suffix_without_ending = suffix.substr(0, suffix.size() - 6);
  + const auto suffix_without_ending = suffix.substr(0, DOT_CMAKE.size());
  if (Strings::ends_with(suffix_without_ending, "/vcpkg-port-config")) continue;
  if (Strings::ends_with(suffix_without_ending, "/vcpkg-cmake-wrapper")) continue;
  if (Strings::ends_with(suffix_without_ending, /*[Vv]*/ "ersion")) continue;
  