Update platformio-build-esp32.py

Author: Jason2866

tools/platformio-build-esp32.py

@@ -112,7 +112,7 @@
         "-u", "newlib_include_pthread_impl",
         "-u", "newlib_include_assert_impl",
         "-u", "__cxa_guard_dummy",
-        '-Wl,-Map="%s"' % join("$BUILD_DIR", basename(env.subst("${PROJECT_DIR}.map")))
+        '-Wl,-Map="%s"' % join("${BUILD_DIR}", "${PROGNAME}.map")
     ],
 
     CPPPATH=[