Add API: ResetPreedit

This is for GLFW3: glfwResetPreeditText

Author: daipom

src/raylib.h

@@ -1114,6 +1114,7 @@ RLAPI void SetPreeditWindowPosition(int x, int y);            // Set a preedit w
 RLAPI void GetPreeditWindowPosition(int *x, int *y);          // Get a preedit window postion XY
 RLAPI bool IsImeOn(void);                                     // Check if IME is ON
 RLAPI void SetImeStatus(bool on);                             // Set IME status
+RLAPI void ResetPreedit(void);                                // Reset preedit text
 
 // Input-related functions: gamepads
 RLAPI bool IsGamepadAvailable(int gamepad);                   // Check if a gamepad is available

src/rcore.c

@@ -3580,6 +3580,12 @@ void SetImeStatus(bool on)
     else glfwSetInputMode(CORE.Window.handle, GLFW_IME, GLFW_FALSE);
 }
 
+// Reset preedit text
+void ResetPreedit(void)
+{
+    glfwResetPreeditText(CORE.Window.handle);
+}
+
 // Set a custom key to exit program
 // NOTE: default exitKey is ESCAPE
 void SetExitKey(int key)