cmake: Fix typo

CMake/Wayland.cmake

@@ -35,7 +35,7 @@ find_program(WAYLAND_SCANNER_EXECUTABLE NAMES wayland-scanner)
 # wayland_add_protocol_client(outfiles inputfile basename)
 function(WAYLAND_ADD_PROTOCOL_CLIENT _sources _protocol _basename)
     if(NOT WAYLAND_SCANNER_EXECUTABLE)
-        message(FATAL "The wayland-scanner executable has nto been found on your system. You must install it.")
+        message(FATAL "The wayland-scanner executable has not been found on your system. You must install it.")
     endif()
 
     get_filename_component(_infile ${_protocol} ABSOLUTE)
@@ -57,7 +57,7 @@ endfunction()
 # wayland_add_protocol_server(outfiles inputfile basename)
 function(WAYLAND_ADD_PROTOCOL_SERVER _sources _protocol _basename)
     if(NOT WAYLAND_SCANNER_EXECUTABLE)
-        message(FATAL "The wayland-scanner executable has nto been found on your system. You must install it.")
+        message(FATAL "The wayland-scanner executable has not been found on your system. You must install it.")
     endif()
 
     get_filename_component(_infile ${_protocol} ABSOLUTE)