input: remove translated in capi (#12490)

Follow up for a3462dd2bd

<img width="884" height="255" alt="image"
src="https://github.com/user-attachments/assets/da4e4dd5-e645-40ed-8e9c-0ed8c9aee1c4"
/>

include/ghostty.h

@@ -364,7 +364,6 @@ typedef enum {
 } ghostty_input_trigger_tag_e;
 
 typedef union {
-  ghostty_input_key_e translated;
   ghostty_input_key_e physical;
   uint32_t unicode;
   // catch_all has no payload

src/input/Binding.zig

@@ -2615,9 +2615,8 @@ pub const Set = struct {
     /// Get an entry for the given key event. This will attempt to find
     /// a binding using multiple parts of the event in the following order:
     ///
-    ///   1. Translated key (event.key)
-    ///   2. Physical key (event.physical_key)
-    ///   3. Unshifted Unicode codepoint (event.unshifted_codepoint)
+    ///   1. Physical key (event.physical_key)
+    ///   2. Unshifted Unicode codepoint (event.unshifted_codepoint)
     ///
     pub fn getEvent(self: *const Set, event: KeyEvent) ?Entry {
         var trigger: Trigger = .{