[ignition] Use absolute values for jump offsets

test/cctest/interpreter/bytecode_expectations/BreakableBlocks.golden

 #
 # Autogenerated by generate-bytecode-expectations.
 #
 
 ---
 wrap: yes
 
 ---
 snippet: "
   var x = 0;
@@ skipping 61 matching lines @@
   /*  142 S> */ B(Ldar), R(2),
   /*  148 E> */ B(Add), R(1), U8(7),
                 B(Star), R(3),
                 B(LdaSmi), U8(12),
   /*  152 E> */ B(TestEqual), R(3), U8(8),
                 B(JumpIfFalse), U8(4),
   /*  161 S> */ B(Jump), U8(20),
   /*  118 S> */ B(Ldar), R(2),
                 B(Inc), U8(5),
                 B(Star), R(2),
-                B(JumpLoop), U8(-36), U8(1),
+                B(JumpLoop), U8(36), U8(1),
   /*   84 S> */ B(Ldar), R(1),
                 B(Inc), U8(3),
                 B(Star), R(1),
-                B(JumpLoop), U8(-56), U8(0),
+                B(JumpLoop), U8(56), U8(0),
   /*  188 S> */ B(Ldar), R(0),
   /*  200 S> */ B(Return),
 ]
 constant pool: [
 ]
 handlers: [
 ]
 
 ---
 snippet: "
@@ skipping 77 matching lines @@
                 B(LdaUndefined),
   /*  162 S> */ B(Return),
 ]
 constant pool: [
   FIXED_ARRAY_TYPE,
   SHARED_FUNCTION_INFO_TYPE,
 ]
 handlers: [
 ]