[libxmp] Fix post-build issues (#32086)

* [libxmp] Avoid building documentation.

* [libxmp] Use vcpkg_install_copyright.

* [libxmp] Bump port version.

ports/libxmp/portfile.cmake

@@ -22,6 +22,7 @@ vcpkg_cmake_configure(
         ${FEATURE_OPTIONS}
         -DBUILD_STATIC=${BUILD_STATIC}
         -DBUILD_SHARED=${BUILD_SHARED}
+        -DLIBXMP_DOCS=OFF
 )
 
 vcpkg_cmake_install()
@@ -38,4 +39,4 @@ file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
 
 file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
 
-file(INSTALL "${SOURCE_PATH}/docs/COPYING.LIB" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/docs/COPYING.LIB")

ports/libxmp/vcpkg.json

@@ -1,6 +1,7 @@
 {
   "name": "libxmp",
   "version": "4.6.0",
+  "port-version": 1,
   "description": "Libxmp is a library that renders module files to PCM data.",
   "homepage": "https://sourceforge.net/projects/xmp/",
   "license": "LGPL-2.1-or-later",

versions/baseline.json

@@ -4846,7 +4846,7 @@
     },
     "libxmp": {
       "baseline": "4.6.0",
-      "port-version": 0
+      "port-version": 1
     },
     "libxmu": {
       "baseline": "1.1.3",

versions/l-/libxmp.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "cd5e84c88c79658a97f5f370b148ea59a1abd344",
+      "version": "4.6.0",
+      "port-version": 1
+    },
     {
       "git-tree": "9822e97892e95d5804274ce1076e1abbbed706ce",
       "version": "4.6.0",