Merge branch 'bug/strip_dump_machine' into 'master'

tools: strip trailing whitespaces/newline from dump_machine

See merge request espressif/esp-idf!23987

components/xtensa/project_include.cmake

@@ -10,6 +10,7 @@ else()
     execute_process(
         COMMAND ${CMAKE_C_COMPILER} -dumpmachine
         OUTPUT_VARIABLE dump_machine
+        OUTPUT_STRIP_TRAILING_WHITESPACE
     )
 endif()
 message(STATUS "Compiler supported targets: ${dump_machine}")