Editor tree entry editing style

[giokhmaladze]

Tested versions

• Reproducible in: 4.6.dev6

System information

Godot v4.6.dev6 - Fedora Linux 43 (Workstation Edition) on Wayland - Wayland display driver, Multi-window, 1 monitor - Vulkan (Forward+) - dedicated NVIDIA GeForce RTX 2060 (nvidia; 580.105.08) - AMD Ryzen 5 3600XT 6-Core Processor (12 threads) - 15.50 GiB memory

Issue description

Stylistic issue, when you start renaming entries in FileSystem or Scene you get accent color behind rounded corners of editing field, which looks off

Steps to reproduce

Start renaming Scene or FileSystem entry

Minimal reproduction project (MRP)