Remove trailing spaces

Author: kuanchihwang

cime_config/buildlib

@@ -150,7 +150,7 @@ def _build_cam():
         makefile = os.path.join(casetools, "Makefile")
 
         cmd = f"{gmake} complib -j {gmake_j} MODEL=cam COMPLIB={complib}"
-        cmd += f" -f {makefile} {get_standard_makefile_args(case)} "
+        cmd += f" -f {makefile} {get_standard_makefile_args(case)}"
 
         # Add C Pre-Processor (CPP) definitions, if present:
         if config.cpp_defs:
@@ -174,7 +174,7 @@ def _build_cam():
                 cmd += " OPTIONAL_MPAS_FEATURES=\"" + " ".join(optional_mpas_features) + "\""
 
         retcode, out, err = run_cmd(cmd)
-        _LOGGER.info("%s: \n\n output:\n %s \n\n err:\n\n%s\n", cmd, out, err)
+        _LOGGER.info("Command %s:\n\nstdout:\n%s\n\nstderr:\n%s\n", cmd, out, err)
         expect(retcode == 0, f"Command {cmd} failed with rc={retcode}")
 
 def _prepare_mpas(case: Case) -> None: