Build/Windows: Update the Windows icon as svg and build derivatives from it

Co-Authored-By: Nurudin Imsirovic <realnurudinimsirovic@gmail.com>

Closes GH-14964.

Author: Ayesh

NEWS

@@ -26,6 +26,10 @@ PHP                                                                        NEWS
 - Standard:
   . Change highlight_string() and print_r() return type to string|true. (Ayesh)
 
+- Windows:
+  . Update the icon of the Windows executables, e.g. php.exe. (Ayesh,
+    Nurudin Imširović)
+
 - XML:
   . Fixed bug #81481 (xml_get_current_byte_index limited to 32-bit numbers on
     64-bit builds). (nielsdos)

win32/build/mkico.bat

@@ -0,0 +1,8 @@
+@echo off
+magick php.svg -size 512x512 php.bmp
+
+for %%i in (16,24,32,48,64,128,256) do magick php.bmp -scale %%ix%%i php-ico-%%i.png
+
+magick -adjoin php-ico-* php.ico
+
+del /f /q php-ico-*.png php.bmp

win32/build/mkico.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+convert php.svg -size 512x512  php.bmp
+
+for I in 16 24 32 48 64 128 256;
+do
+    convert php.bmp -scale ${I}x${I} php-ico-${I}.png;
+done
+
+convert -adjoin php-ico-* php.ico
+
+rm -f php-ico-*.png php.bmp