Remove <!-- -->s in usages

We fixed the bug in illuaminate, so this should be redundant now.

src/main/resources/data/computercraft/lua/rom/modules/main/cc/completion.lua

@@ -46,7 +46,7 @@ end
 -- @tparam string text The input string to complete.
 -- @tparam[opt] boolean add_space Whether to add a space after the completed name.
 -- @treturn { string... } A list of suffixes of matching peripherals.
--- @usage <!-- -->
+-- @usage
 --     local completion = require "cc.completion"
 --     read(nil, nil, completion.peripheral)
 local function peripheral_(text, add_space)
@@ -62,7 +62,7 @@ local sides = redstone.getSides()
 -- @tparam string text The input string to complete.
 -- @tparam[opt] boolean add_space Whether to add a space after the completed side.
 -- @treturn { string... } A list of suffixes of matching sides.
--- @usage <!-- -->
+-- @usage
 --     local completion = require "cc.completion"
 --     read(nil, nil, completion.side)
 local function side(text, add_space)
@@ -76,7 +76,7 @@ end
 -- @tparam string text The input string to complete.
 -- @tparam[opt] boolean add_space Whether to add a space after the completed settings.
 -- @treturn { string... } A list of suffixes of matching settings.
--- @usage <!-- -->
+-- @usage
 --     local completion = require "cc.completion"
 --     read(nil, nil, completion.setting)
 local function setting(text, add_space)
@@ -92,7 +92,7 @@ local command_list
 -- @tparam string text The input string to complete.
 -- @tparam[opt] boolean add_space Whether to add a space after the completed command.
 -- @treturn { string... } A list of suffixes of matching commands.
--- @usage <!-- -->
+-- @usage
 --     local completion = require "cc.completion"
 --     read(nil, nil, completion.command)
 local function command(text, add_space)

src/main/resources/data/computercraft/lua/rom/modules/main/cc/pretty.lua

@@ -104,7 +104,7 @@ end
 --
 -- @tparam Doc|string ... The documents to concatenate.
 -- @treturn Doc The concatenated documents.
--- @usage <!-- -->
+-- @usage
 --     local pretty = require "cc.pretty"
 --     local doc1, doc2 = pretty.text("doc1"), pretty.text("doc2")
 --     print(pretty.concat(doc1, " - ", doc2))
@@ -141,7 +141,7 @@ Doc.__concat = concat --- @local
 -- @tparam number depth The number of spaces with which the document should be indented.
 -- @tparam Doc    doc   The document to indent.
 -- @treturn Doc The nested document.
--- @usage <!-- -->
+-- @usage
 --     local pretty = require "cc.pretty"
 --     print(pretty.nest(2, pretty.text("foo\nbar")))
 local function nest(depth, doc)