chore: fix style errors

Author: hakonharnes

lua/img-clip/clipboard.lua

@@ -48,7 +48,7 @@ M.content_is_image = function()
     local output = util.execute("wl-paste --list-types")
     return output ~= nil and output:find("image/png") ~= nil
 
-  -- MacOS (pngpaste) 
+  -- MacOS (pngpaste)
   elseif cmd == "pngpaste" then
     local _, exit_code = util.execute("pngpaste -")
     return exit_code == 0
@@ -83,7 +83,7 @@ M.save_image = function(file_path)
     local _, exit_code = util.execute(command)
     return exit_code == 0
 
-  -- MacOS (pngpaste) 
+  -- MacOS (pngpaste)
   elseif cmd == "pngpaste" then
     local command = string.format('pngpaste - %s> "%s"', process_cmd:gsub("%%", "%%%%"), file_path)
     local _, exit_code = util.execute(command)

lua/img-clip/health.lua

@@ -4,7 +4,6 @@ local M = {}
 
 local ok = vim.health.ok or vim.health.report_ok
 local start = vim.health.start or vim.health.report_start
-local warn = vim.health.warn or vim.health.report_warn
 local error = vim.health.error or vim.health.report_error
 
 M.check = function()