refactor(plugins): remove get_border refs

lua/cosmic/config/init.lua

@@ -7,6 +7,7 @@ end
 
 -- these settings will be merged with any settings definined in config.lua
 local default_config = {
+  border = 'rounded',
   theme = 'tokyonight',
   lsp = {
     format_on_save = true, -- true/false or table of filetypes {'.ts', '.js',}

lua/cosmic/lsp/diagnostics.lua

@@ -1,6 +1,5 @@
 local icons = require('cosmic.theme.icons')
 local config = require('cosmic.config')
-local cosmic_ui = require('cosmic-ui')
 
 -- set up LSP signs
 local signs = {
@@ -28,7 +27,7 @@ vim.diagnostic.config(vim.tbl_deep_extend('force', {
   float = {
     header = false,
     source = 'always',
-    border = cosmic_ui.get_border(),
+    border = config.border,
   },
   virtual_text = {
     spacing = 4,

lua/cosmic/lsp/init.lua

@@ -1,13 +1,13 @@
-local cosmic_ui = require('cosmic-ui')
+local config = require('cosmic.config')
 
 -- set up lsp servers
 require('cosmic.lsp.providers')
 require('cosmic.lsp.diagnostics')
 
 vim.lsp.handlers['textDocument/hover'] = vim.lsp.with(vim.lsp.handlers.hover, {
-  border = cosmic_ui.get_border(),
+  border = config.border,
 })
 
 vim.lsp.handlers['textDocument/signatureHelp'] = vim.lsp.with(vim.lsp.handlers.signature_help, {
-  border = cosmic_ui.get_border(),
+  border = config.border,
 })

lua/cosmic/plugins/lsp-signature/init.lua

@@ -1,9 +1,8 @@
-local cosmic_ui = require('cosmic-ui')
 local config = require('cosmic.config')
 
 require('lsp_signature').setup(vim.tbl_deep_extend('force', {
   bind = true, -- This is mandatory, otherwise border config won't get registered.
   handler_opts = {
-    border = cosmic_ui.get_border(),
+    border = config.border,
   },
 }, config.lsp_signature or {}))

lua/cosmic/plugins/nvim-cmp/init.lua

@@ -1,5 +1,4 @@
 local cmp = require('cmp')
-local cosmic_ui = require('cosmic-ui')
 local utils = require('cosmic-ui.utils')
 local luasnip = require('luasnip')
 local config = require('cosmic.config')
@@ -76,7 +75,7 @@ local default_cmp_opts = {
     }),
   },
   documentation = {
-    border = cosmic_ui.get_border(),
+    border = config.border,
     winhighlight = 'FloatBorder:FloatBorder,Normal:Normal',
   },
   experimental = {