Always page align RELRO section so that -nopie works.

Index: gold/output.cc
--- gold/output.cc.orig
+++ gold/output.cc
@@ -4722,7 +4722,7 @@ Output_segment::set_offset(unsigned int increase)
   if (this->type_ == elfcpp::PT_GNU_RELRO)
     {
       uint64_t page_align = parameters->target().abi_pagesize();
-      uint64_t segment_end = this->vaddr_ + this->memsz_;
+      uint64_t segment_end = align_address(this->vaddr_ + this->memsz_, page_align);
       if (parameters->incremental_update())
 	{
 	  // The INCREASE_RELRO calculation is bypassed for an incremental
