Fix doc generation

Author: Schultzer

README.md

@@ -66,7 +66,7 @@ iex(7)> inspect(sql)
 ```
 
 ## Benchmark
-You can find benchmark results [here](benchmarks) or run `mix sql.bench`
+You can find benchmark results [here](https://github.com/elixir-dbvisor/sql/benchmarks) or run `mix sql.bench`
 
 ## Installation
 

lib/mix/tasks/sql.gen.parser.ex

@@ -4,10 +4,9 @@
 defmodule Mix.Tasks.Sql.Gen.Parser do
   use Mix.Task
   import Mix.Generator
+  @moduledoc since: "0.2.0"
 
   @shortdoc "Generates a lexer and parser from the BNF rules"
-  @shortdoc since: "0.2.0"
-
   def run(_args) do
     rules = SQL.BNF.parse()
     space = Enum.map(rules["<space>"], fn <<c::utf8>> -> c end)

lib/mix/tasks/sql.gen.test.ex

@@ -4,10 +4,9 @@
 defmodule Mix.Tasks.Sql.Gen.Test do
   use Mix.Task
   import Mix.Generator
+  @moduledoc since: "0.2.0"
 
   @shortdoc "Generates test from the BNF rules"
-  @shortdoc since: "0.2.0"
-
   def run([base]) do
     create_file("test/conformance/e_test.exs", test_template([mod: SQL.Conformance.ETest, dir: Path.join(base, "E")]))
     create_file("test/conformance/f_test.exs", test_template([mod: SQL.Conformance.FTest, dir: Path.join(base, "F")]))