Router can create weird tracks in Shove mode when dragging track end.

Description

Steps to reproduce

  1. Open pic_programmer demo
  2. Make sure the grid is set to 1 mm
  3. Delete P2
  4. Drag the end of /DATA-RB7 track using D to the right
  5. See the router create weird tracks

Behaves a bit better when holding Ctrl to disable grid snapping.

Router settings:

image

KiCad Version 

Application: KiCad PCB Editor x64 on x64

Version: 9.99.0-4989-g36925eca7c, release build

Libraries:
	wxWidgets 3.3.1
	FreeType 2.13.3
	HarfBuzz 12.2.0
	FontConfig 2.15.0

Platform: Windows 11 (build 26200), 64-bit edition, 64 bit, Little endian, wxMSW
OpenGL: Intel, Intel(R) Iris(R) Xe Graphics, 4.6.0 - Build 30.0.101.1368

	wxWidgets: 3.3.1 (wchar_t,STL containers)
	Boost: 1.89.0
	OCC: 7.9.2
	Curl: 8.17.0-DEV
	ngspice: 45.2
	Compiler: Visual C++ 1950 without C++ ABI
	KICAD_IPC_API=ON
	KICAD_USE_PCH=OFF

Locale: 
	Lang: ru_RU
	Enc: UTF-8
	Num: 1 234,5
	Encoded кΩ丈: D0BACEA9E4B888 (sys), D0BACEA9E4B888 (utf8)