Remove indentation from code comments

"ood-gen" uses a regex pattern that expects comments starting only at the
beginning of lines.

Author: boechat107

data/cookbook/parse-command-line-arguments/00-stdlib.ml

@@ -9,26 +9,23 @@ let simplest_parser () =
   |> Array.to_list
   |> List.iteri (Printf.printf "argument %d: %s\n")
 
-
 (* `Arg` is a module for parsing command-line arguments, and it is part of
    OCaml's standard library
    ([documentation](https://ocaml.org/manual/5.3/api/Arg.html)).
    In this function we define the structure of the command-line arguments we
    expect, the argument types types and their documentation. This is basically
-   the same function defined in the module's documentation.
-
- *)
+   the same function defined in the module's documentation. *)
 let arg_module_parser () =
   let usage_msg =
     "mycmd [--verbose] <file1> [<file2>] ... -o <output>"
   and verbose = ref false
   and input_files = ref []
   and output_file = ref "" in
-  (* This function is called once for each anonymous argument. *)
+(* This function is called once for each anonymous argument. *)
   let anonymous_args_f filename =
     input_files := filename :: !input_files
-  (* The spec list defines argument keywords, "setter" functions to handle the
-     values, and their corresponding documentation. *)
+(* The spec list defines argument keywords, "setter" functions to handle the
+   values, and their corresponding documentation. *)
   and spec_list =
     [("--verbose", Arg.Set verbose, "Output debug information");
      ("-o", Arg.Set_string output_file, "Set output file name")]

data/cookbook/parse-command-line-arguments/01-cmdliner.ml

@@ -18,18 +18,18 @@ packages:
    [this page](https://erratique.ch/software/cmdliner/doc/examples.html).
  *)
 let cmdliner_parser () =
-  (* `Cmdliner` is a library that allows the declarative definition of
-     command-line interfaces
-     ([documentation page](https://erratique.ch/software/cmdliner/doc/index.html)).
-   *)
+(* `Cmdliner` is a library that allows the declarative definition of
+   command-line interfaces
+   ([documentation page](https://erratique.ch/software/cmdliner/doc/index.html)).
+ *)
   let open Cmdliner in
-  (* First we declare the expected arguments of our command-line, and how
-     `Cmdliner` should parse them. *)
+(* First we declare the expected arguments of our command-line, and how
+   `Cmdliner` should parse them. *)
   let verbose =
     let doc = "Output debug information" in
-    (* `&` is a right associative composition operator
-       ([documentation](https://erratique.ch/software/cmdliner/doc/Cmdliner/Arg/index.html#val-(&))).
-     *)
+(* `&` is a right associative composition operator
+   ([documentation](https://erratique.ch/software/cmdliner/doc/Cmdliner/Arg/index.html#val-(&))).
+ *)
     Arg.(value & flag & info ["v" ; "verbose"] ~doc)
   and input_files =
     let doc = "Input file(s)" in
@@ -40,17 +40,17 @@ let cmdliner_parser () =
     and docv = "OUTPUT" in
     Arg.(value & opt (some string) None
          & info ["o"] ~docv ~doc)
-  (* `mycmd` is the function that the program will apply to the parsed
-     arguments. *)
+(* `mycmd` is the function that the program will apply to the parsed
+   arguments. *)
   and mycmd verbose input_files output_file =
     Printf.printf "verbose: %b\n" verbose;
     Printf.printf "input files: %s\n"
       (input_files |> String.concat ", ");
     Printf.printf "output file: %s\n"
       (Option.value ~default:"" output_file)
   in
-  (* Declaration of the complete command, including its man-like
-     documentation. *)
+(* Declaration of the complete command, including its man-like
+   documentation. *)
   let cmd =
     let doc = "An example command"
     and man = [