decomp: finish orbit-plat and sage-finalboss (#1039)

* decomp: finish `orbit-plat` and waiting on `sage-finalboss` inconsistency for gsrc

* decomp: finish `sage-finalboss` except the relocate method

* decomp: add fix to finish `sage-finalboss`

* update formatting in unrelated files

test/decompiler/reference/engine/anim/bones-h_REF.gc

@@ -166,7 +166,8 @@
    (next  uint32  :offset-assert   4)
    (sink  basic   :offset-assert   8)
    )
-  :allow-misaligned  :method-count-assert 9
+  :allow-misaligned
+  :method-count-assert 9
   :size-assert         #xc
   :flag-assert         #x90000000c
   )