Revert "[nxp noup][scripts] Fixe script issue when there is no --args in Gn command"

This reverts commit 7a7b03d.

Author: marius-alex-tache

scripts/build/builders/nxp.py

@@ -245,8 +245,7 @@ def generate(self):
                         cmd += 'export NXP_K32W0_SDK_ROOT="' + str(p.sdk_storage_location_abspath) + '" \n '
                     elif p.sdk_name == 'common':
                         cmd += 'export NXP_SDK_ROOT="' + str(p.sdk_storage_location_abspath) + '" \n '
-            # add empty space at the end to avoid concatenation issue when there is no --args
-            cmd += 'gn gen --check --fail-on-unused-args --export-compile-commands --root=%s ' % self.root
+            cmd += 'gn gen --check --fail-on-unused-args --export-compile-commands --root=%s' % self.root
 
             extra_args = []