[Bug] [AOT] Ordering of the function in generated C code is variable

[mehrdadh]

Every time you build a relay module using AOT codegen, the order in C file changes. This is specially important for microTVM because it makes debugging difficult since debug pointers change per execution.

cc @areusch

[sezgin1947]

I am suffering from the same problem.

[mehrdadh]

@sezgin1947 This PR should fix this issue.

[mehrdadh]

#10590 fixed this