contributing.md: minor fixes

CONTRIBUTING.md

@@ -17,17 +17,16 @@ The main files are:
 - Creates a parser object for each file and runs `parse()` on them.
 - The correct backend is called (C, JS, x64), and a binary is compiled.
 
-2. `v/parser` The parser. It converts a list of tokens into an AST.
-
-   In V, objects can be used before declaration, so unknown types are marked as unresolved.
-   They are resolved later in the type checker.
-
-3. `v/scanner` The scanner's job is to parse a list of characters and convert
+2. `v/scanner` The scanner's job is to parse a list of characters and convert
 them to tokens.
 
-4. `v/token` This is simply a list of all tokens, their string values, and a
+3. `v/token` This is simply a list of all tokens, their string values, and a
 couple of helper functions.
 
+4. `v/parser` The parser. It converts a list of tokens into an AST.
+In V, objects can be used before declaration, so unknown types are marked as unresolved.
+They are resolved later in the type checker.
+
 5. `v/table` V creates one table object that is shared by all parsers. It
 contains all types, consts, and functions, as well as several helpers to search
 for objects by name, register new objects, modify types' fields, etc.
@@ -52,8 +51,8 @@ support of the x64 platform/ELF format.
 The rest of the directories are vlib modules: `builtin/` (strings, arrays,
 maps), `time/`, `os/`, etc. Their documentation is pretty clear.
 
-## Example Workflow for Contributing ##### (provided by
-[@spytheman](https://github.com/spytheman))
+## Example Workflow for Contributing
+(provided by [@spytheman](https://github.com/spytheman))
 
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