chore: remove extra newline

Author: mliezun

scripts/build/build_libpq.sh

@@ -178,10 +178,8 @@ if [ "$ID" == "centos" ] || [ "$ID" == "rocky" ] || [ "$ID" == "macos" ]; then
 
         if [ "$ID" == "rocky" ]; then
             # Fix missing time.h include in multiple files for newer GCC versions
-            sed -i.bak '/#include "saslint.h"/a\
-#include <time.h>' lib/saslutil.c
-            sed -i.bak '/#include "plugin_common.h"/a\
-#include <time.h>' plugins/cram.c
+            sed -i.bak '/#include "saslint.h"/a #include <time.h>' lib/saslutil.c
+            sed -i.bak '/#include "plugin_common.h"/a #include <time.h>' plugins/cram.c
         fi
 
         autoreconf -i