[LSP] Remove sourcekit

nvim/lua/plugins/lsp/ls/c.lua

@@ -21,14 +21,7 @@ lsp.config("cmake", {
     on_attach = opts.on_attach,
 })
 
-lsp.config("sourcekit", {
-    capabilities = opts.capabilities,
-    on_attach = opts.on_attach,
-    filetypes = { "swift" }
-})
-
 -- ── Enable configs ───────────────────────────────────────────────
 local enable = vim.lsp.enable
 enable("clangd")
 enable("cmake")
-enable("sourcekit")