Add noexcept to move constructors and assignment operators.

Bug: 116614593
Test: build with WITH_TIDY=1
Change-Id: I9f8760cddb3c25255cd24604606af84d837d55e9
diff --git a/linker/linked_list.h b/linker/linked_list.h
index 048ea4d..7f70a2c 100644
--- a/linker/linked_list.h
+++ b/linker/linked_list.h
@@ -84,7 +84,7 @@
     clear();
   }
 
-  LinkedList(LinkedList&& that) {
+  LinkedList(LinkedList&& that) noexcept {
     this->head_ = that.head_;
     this->tail_ = that.tail_;
     that.head_ = that.tail_ = nullptr;