refactor: rename FloatConfig to WinConfig #27397

`FloatConfig` is no longer used only for floats, so the name is counterintuitive.

Followup to #25550

runtime/lua/vim/_meta/api.lua

@@ -1535,7 +1535,7 @@ function vim.api.nvim_open_term(buffer, opts) end
 ---
 --- @param buffer integer Buffer to display, or 0 for current buffer
 --- @param enter boolean Enter the window (make it the current window)
---- @param config vim.api.keyset.float_config Map defining the window configuration. Keys:
+--- @param config vim.api.keyset.win_config Map defining the window configuration. Keys:
 ---               • relative: Sets the window layout to "floating", placed at
 ---                 (row,col) coordinates relative to:
 ---                 • "editor" The global editor grid
@@ -2093,7 +2093,7 @@ function vim.api.nvim_win_set_buf(window, buffer) end
 --- changed. `row`/`col` and `relative` must be reconfigured together.
 ---
 --- @param window integer Window handle, or 0 for current window
---- @param config vim.api.keyset.float_config Map defining the window configuration, see `nvim_open_win()`
+--- @param config vim.api.keyset.win_config Map defining the window configuration, see `nvim_open_win()`
 function vim.api.nvim_win_set_config(window, config) end
 
 --- Sets the (1,0)-indexed cursor position in the window. `api-indexing` This

runtime/lua/vim/_meta/api_keysets.lua

@@ -111,30 +111,6 @@ error('Cannot require a meta file')
 --- @class vim.api.keyset.exec_opts
 --- @field output? boolean
 
---- @class vim.api.keyset.float_config
---- @field row? number
---- @field col? number
---- @field width? integer
---- @field height? integer
---- @field anchor? string
---- @field relative? string
---- @field split? string
---- @field win? integer
---- @field bufpos? any[]
---- @field external? boolean
---- @field focusable? boolean
---- @field vertical? boolean
---- @field zindex? integer
---- @field border? any
---- @field title? any
---- @field title_pos? string
---- @field footer? any
---- @field footer_pos? string
---- @field style? string
---- @field noautocmd? boolean
---- @field fixed? boolean
---- @field hide? boolean
-
 --- @class vim.api.keyset.get_autocmds
 --- @field event? any
 --- @field group? any
@@ -292,6 +268,30 @@ error('Cannot require a meta file')
 --- @field range? any
 --- @field register? boolean
 
+--- @class vim.api.keyset.win_config
+--- @field row? number
+--- @field col? number
+--- @field width? integer
+--- @field height? integer
+--- @field anchor? string
+--- @field relative? string
+--- @field split? string
+--- @field win? integer
+--- @field bufpos? any[]
+--- @field external? boolean
+--- @field focusable? boolean
+--- @field vertical? boolean
+--- @field zindex? integer
+--- @field border? any
+--- @field title? any
+--- @field title_pos? string
+--- @field footer? any
+--- @field footer_pos? string
+--- @field style? string
+--- @field noautocmd? boolean
+--- @field fixed? boolean
+--- @field hide? boolean
+
 --- @class vim.api.keyset.win_text_height
 --- @field start_row? integer
 --- @field end_row? integer