[cmake] CPMUtil rewrite of the day number 852 (#4130)

Composite PR for several changes to CPMUtil, most notably:
- https://git.crueter.xyz/CMake/CPMUtil/pulls/19
- https://git.crueter.xyz/CMake/CPMUtil/pulls/22
- https://git.crueter.xyz/CMake/CPMUtil/pulls/24
- https://git.crueter.xyz/CMake/CPMUtil/pulls/25

These contain a lot of changes that generally simplify control flow and improve ease-of-use. Read those descriptions and patchsets for more info.

Signed-off-by: crueter <crueter@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/4130
Reviewed-by: CamilleLaVey <camillelavey99@gmail.com>
Reviewed-by: MaranBr <maranbr@eden-emu.dev>

tools/cpm/cmake/package/version.cmake

@@ -0,0 +1,75 @@
+#!/usr/bin/env -S cmake -P
+
+# SPDX-FileCopyrightText: Copyright 2026 crueter
+# SPDX-License-Identifier: LGPL-3.0-or-later
+
+cmake_minimum_required(VERSION 3.31)
+
+include(${CMAKE_CURRENT_LIST_DIR}/../ScriptUtils.cmake)
+
+function(usage)
+    echo([=[
+Usage: cpmutil.sh package version [PACKAGE] [VERSION]
+
+Update a package's version. If the package uses a sha, you must provide a sha,
+and if the package uses a tag, you must provide the fully qualified tag.
+]=])
+endfunction()
+
+set(NO_ALL TRUE)
+# arg parsing
+parse_script_args(args)
+
+list(LENGTH args arg_len)
+if(arg_len GREATER 0)
+    list(GET args 0 KEY)
+endif()
+
+if(arg_len GREATER 1)
+    list(GET args 1 NEW_VERSION)
+endif()
+
+# checks
+if (NOT KEY)
+    fatal("You must provide a key")
+endif()
+
+if (NOT NEW_VERSION)
+    fatal("You must provide a version")
+endif()
+
+# action
+get_cpmfile_content(cpmfile)
+parse_key("${KEY}")
+
+if (numeric_version)
+    set(numeric_version ${NEW_VERSION})
+    get_json_element("${object}" version version)
+else()
+    set(version ${NEW_VERSION})
+endif()
+
+get_json_element("${object}" artifact artifact)
+
+# Redo version replacements
+process_version_replacements()
+
+get_package_url_object(pkg_url)
+get_package_hash("${pkg_url}" pkg_hash)
+
+if (numeric_version)
+    modify_package_numeric("${object}"
+        "${NEW_VERSION}" "${pkg_hash}" new_object)
+else()
+    modify_package("${object}" "${NEW_VERSION}" "${pkg_hash}" new_object)
+endif()
+
+# update cached cpmfile content
+string(JSON cpmfile SET "${cpmfile}" "${key}" "${new_object}")
+
+# write cached cpmfile
+get_cpmfile_path(file)
+file(WRITE ${file} "${cpmfile}")
+format_cpmfile()
+
+echo("-- * Updated")