doc-gen: migrate scalar functions (crypto) documentation

[Chen-Yuan-Lai]

Which issue does this PR close?

part of #13671.

Rationale for this change

What changes are included in this PR?

As discussed in #13671, this PR will migrate the builtin hashing functions documentation that currently support migration.

Are these changes tested?

Are there any user-facing changes?

[goldmedal]

Thanks @Chen-Yuan-Lai for working on this
It seems the CI failure can fixed through the following command

- Run # If you encounter an error, run './dev/update_function_docs.sh' and commit
  # If you encounter an error, run './dev/update_function_docs.sh' and commit
  ./dev/update_function_docs.sh

Same as other related PRs.

[goldmedal]

Suggested change

	- md5
	- sha224
	- sha256
	- sha384
	- sha512
	- blake2s
	- blake2b
	- blake3"
	- md5
	- sha224
	- sha256
	- sha384
	- sha512
	- blake2s
	- blake2b
	- blake3"

Maybe we can add some indents for them to format them like

[Omega359]

lgtm

[goldmedal]

Thanks @Chen-Yuan-Lai and @Omega359 for the reviews.

By the way, I modified the description close #13671 to part of #13671 because I think there are other remaining PR waiting for reviewing. We shouldn't close #13671 by this PR.