move hard-pagebreak, trying to fix hostreq script in PDF

zh_CN/chapter02/hostreqs.po

@@ -326,6 +326,7 @@ msgstr ""
 "  echo \"awk not found\" \n"
 "fi\n"
 "\n"
+"<?hard-pagebreak?>\n"
 "gcc --version | head -n1\n"
 "g++ --version | head -n1\n"
 "ldd --version | head -n1 | cut -d\" \" -f2-  # glibc version\n"
@@ -341,7 +342,6 @@ msgstr ""
 "tar --version | head -n1\n"
 "makeinfo --version | head -n1  # texinfo version\n"
 "xz --version | head -n1\n"
-"<?hard-pagebreak?>\n"
 "echo 'int main(){}' &gt; dummy.c &amp;&amp; g++ -o dummy dummy.c\n"
 "if [ -x dummy ]\n"
 "  then echo \"g++ compilation OK\";\n"