feat(telescope): add mappings for specific symbol types in LSP

This commit introduces new key mappings for Telescope to filter document symbols by specific types such as methods, variables, and classes, enhancing the navigation experience by allowing users to efficiently find and access relevant code structures.

init.lua

@@ -554,6 +554,21 @@ require('lazy').setup({
           --  Symbols are things like variables, functions, types, etc.
           map('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
 
+          map('<leader>dm', function()
+            require('telescope.builtin').lsp_document_symbols {
+              symbols = { 'function', 'method' }, -- Sets the query to 'method'
+            }
+          end, '[D]ocument [M]ethods')
+          map('<leader>dv', function()
+            require('telescope.builtin').lsp_document_symbols {
+              symbols = 'variable', -- Sets the query to 'method'
+            }
+          end, '[D]ocument [V]ariable')
+          map('<leader>dc', function()
+            require('telescope.builtin').lsp_document_symbols {
+              symbols = 'class', -- Sets the query to 'method'
+            }
+          end, '[D]ocument [C]lass')
           -- Fuzzy find all the symbols in your current workspace.
           --  Similar to document symbols, except searches over your entire project.
           map('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')