MT#57573 Remove dates substitution

It was initially added to reduce the diff on a review but now we
automatically merge generated schemes.

So no need to do such substitution besides it's dangerous to do such
manipulation on sql file.

Change-Id: I1e78ebe85e731f6be2f84afdf53c3befbb8d55ef

build_utils/ngcp-build-schema-files

@@ -115,10 +115,6 @@ for schema in "${schemes[@]}"; do
     -S "${mariadb_dir}/mysqld.sock" \
     > "${schema}_triggers.sql"
 
-  # We need to replace all other current dates with NOW() function
-  sed -ri "s/'[[:digit:]]{4}-[[:digit:]]{2}-[[:digit:]]{2} [[:digit:]]{2}:[[:digit:]]{2}:[[:digit:]]{2}'/NOW()/g" \
-    "${schema}_data.sql"
-
   cat "${schema}_data.sql" >> "${schema}.sql"
   rm -f "${schema}_data.sql"