### Godot version

4.0.stable

### System information

Windows 10, Forward+, GTX 1070 driver 528.49

### Issue description

When trying to edit the handle mode of a bezier cruve key from the inspector tab, the mode doesn't change. It works fine when right clicking on the key and setting the handle mode from here though. 

https://user-images.githubusercontent.com/24484962/222379540-29d71b6d-ff0c-4a21-9905-9750d0581fda.mp4



### Steps to reproduce

On an animation track using a bezier curve, select a key and try to change the handle mode from the inspector tab

### Minimal reproduction project

N/A
timecolor.a = 0.2;
			Color linecolor = color;
			linecolor.a = 0.2;
			{
				draw_rect(Rect2(Point2(get_name_limit(), 0), Point2(zoomw - 1, h)), notimecol);
				if (begin_px < zoomw && end_px > 0) {
					if (begin_px < 0) {
						begin_px = 0;
					}
					if (end_px > zoomw) {
						end_px = zoomw;
					}
					draw_rect(Rect2(Point2(get_name_limit() + begin_px, 0), Point2(end_px - begin_px, h)), timecolor);
				}
			}
			Color color_time_sec = color;
			Color color_time_dec = color;
			color_time_dec.a *= 0.5;
#define SC_ADJ 100
			int dec = 1;
			int step = 1;
			int decimals = 2;
			bool step_found = false;
			const float period_width = font->get_char_size('.', font_size).width;
			float max_digit_width = font->get_char_size('0', font_size).width;
			for (int i = 1; i <= 9; i++) {
				const float digit_width = font->get_char_size('0' + i, font_size).width;
				max_digit_width = MAX(digit_width, max_digit_width);
			}
			const int max_sc = int(Math::ceil(zoomw / scale));