Don't get stuck making all numeric disassembly hex.

Stateful streams suck.

Change-Id: I738fd25f0d101624a1fd5c51849e2af5df552a2b
diff --git a/src/oatdump.cc b/src/oatdump.cc
index b40eb1c..a592b9f 100644
--- a/src/oatdump.cc
+++ b/src/oatdump.cc
@@ -504,7 +504,7 @@
           } else {
             os << "\t\t\tcatch entry dex PC: 0x";
           }
-          os << std::hex << raw_table[i + 1] << "\n";
+          os << std::hex << raw_table[i + 1] << std::dec << "\n";
           return;
         }
       }