Fix clippy doc list item overindentation

Reduce doc comment indentation from 4 spaces to 2 spaces to satisfy
the `doc_list_item_indent` clippy lint.

Author: Xanewok

msim-macros/src/lib.rs

@@ -135,10 +135,10 @@ pub fn test(_args: TokenStream, item: TokenStream) -> TokenStream {
 ///
 /// - `MSIM_TEST_CHECK_DETERMINISM`: Enable determinism check.
 ///
-///     The test will be run at least twice with the same seed.
-///     If any non-determinism detected, it will panic as soon as possible.
+///   The test will be run at least twice with the same seed.
+///   If any non-determinism detected, it will panic as soon as possible.
 ///
-///     By default, it is disabled.
+///   By default, it is disabled.
 ///
 /// The test can also be provided a configuration by passing an expression with a type that
 /// can be made into() a TestConfig - SimConfig is the basic choice, see TestConfig for more