Build: Adds spaces to LPC platform script

Adds spaces to the ends of the new lines because that does not appear to be
implicit.

Change-Id: I9e14fe2fad3199945bae5c994d6ce270ea2b08d0
Signed-off-by: Matthew Dalzell <matthew.dalzell@arm.com>
diff --git a/build_helper/build_helper_configs.py b/build_helper/build_helper_configs.py
index 60e57b3..0aeea8e 100755
--- a/build_helper/build_helper_configs.py
+++ b/build_helper/build_helper_configs.py
@@ -141,13 +141,13 @@
                                           "bin/tfm_s_signed.bin "
                                           "image_signing/scripts/tfm_ns_signed.bin ;"
                                           "popd"),
-                   "nxp/lpcxpresso55s69": ("echo 'LPCXpresso55S69 board post process\n';"
-                                           "pyocd erase --mass -t LPC55S69 ;"
-                                           "if [ -f \"%(ci_build_root_dir)s/spe/bin/bl2.hex\" ]; then"
-                                           "pyocd flash %(ci_build_root_dir)s/spe/bin/bl2.hex -t LPC55S69;"
-                                           "pyocd flash %(ci_build_root_dir)s/nspe/bin/tfm_s_ns_signed.bin --base-address 0x8000 -t LPC55S69;"
-                                           "else"
-                                           "pyocd flash %(ci_build_root_dir)s/spe/bin/tfm_s.hex %(ci_build_root_dir)s/nspe/bin/tfm_ns.hex -t LPC55S69;"
+                   "nxp/lpcxpresso55s69": ("echo 'LPCXpresso55S69 board post process\n'; "
+                                           "pyocd erase --mass -t LPC55S69 ; "
+                                           "if [ -f \"%(ci_build_root_dir)s/spe/bin/bl2.hex\" ]; then "
+                                           "pyocd flash %(ci_build_root_dir)s/spe/bin/bl2.hex -t LPC55S69; "
+                                           "pyocd flash %(ci_build_root_dir)s/nspe/bin/tfm_s_ns_signed.bin --base-address 0x8000 -t LPC55S69; "
+                                           "else "
+                                           "pyocd flash %(ci_build_root_dir)s/spe/bin/tfm_s.hex %(ci_build_root_dir)s/nspe/bin/tfm_ns.hex -t LPC55S69; "
                                            "fi;"),
                    "cypress/psoc64": ("echo 'Sign binaries for Cypress PSoC64 platform';"
                                        "pushd %(codebase_root_dir)s/;"