message: Fix two typos in Readme.md
diff: @@ -30,7 +30,7 @@ To build the local samples and tests you'll have to clone this repository and ru
  ```git clone --recurse-submodules https://github.com/KhronosGroup/Vulkan-Hpp.git```
  2. Change the current directory to the newly created Vulkan-Hpp directory.
  3. Create a build environment with CMake
  - ```cmake -D DSAMPLES_BUILD_WITH_LOCAL_VULKAN_HPP=ON -DSAMPLES_BUILD=ON -DTESTS_BUILD_WITH_LOCAL_VULKAN_HPP=ON -DTESTS_BUILD=ON -B build```
  + ```cmake -DSAMPLES_BUILD_WITH_LOCAL_VULKAN_HPP=ON -DSAMPLES_BUILD=ON -DTESTS_BUILD_WITH_LOCAL_VULKAN_HPP=ON -DTESTS_BUILD=ON -B build```
  You might have to specify a generator via `-G`, for a full list of generators execute ```cmake -G```.
  * To rebuild `vulkan.hpp` from the `vk.xml` XML registry file, add the
  `-DVULKAN_HPP_RUN_GENERATOR=ON` option to the CMake command line.
  @@ -531,7 +531,7 @@ vulkan.hpp provides a couple of trait functions on `vk::Format`. With C++14 and
  Gets a single-plane format compatible with this plane.
  - `uint8_t planeHeightDivisor( vk::Format format, uint8_t plane );`
  Gets the relative height of this plane. A value of k means that this plane is 1/k the height of the overall format.
  -- Cuint8_t planeWidthDivisor( vk::Format format, uint8_t plane );`
  +- `uint8_t planeWidthDivisor( vk::Format format, uint8_t plane );`
  Gets the relative width of this plane. A value of k means that this plane is 1/k the width of the overall format.
  ### Hashing Vulkan types
  