[dav1d] Adding usage (#29967)

ports/dav1d/portfile.cmake

@@ -37,4 +37,5 @@ vcpkg_install_meson()
 vcpkg_copy_pdbs()
 vcpkg_fixup_pkgconfig()
 
-configure_file("${SOURCE_PATH}/COPYING" "${CURRENT_PACKAGES_DIR}/share/${PORT}/copyright" COPYONLY)
+file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/COPYING")

ports/dav1d/usage

@@ -0,0 +1,6 @@
+The package dav1d can be imported via CMake FindPkgConfig module:
+
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(dav1d REQUIRED IMPORTED_TARGET dav1d)
+    target_link_libraries(main PkgConfig::dav1d)
+    

ports/dav1d/vcpkg.json

@@ -1,6 +1,7 @@
 {
   "name": "dav1d",
   "version": "1.1.0",
+  "port-version": 1,
   "description": "dav1d is a new open-source AV1 decoder developed by the VideoLAN and FFmpeg communities and sponsored by the Alliance for Open Media.",
   "homepage": "https://code.videolan.org/videolan/dav1d",
   "license": "BSD-2-Clause",

versions/baseline.json

@@ -1958,7 +1958,7 @@
     },
     "dav1d": {
       "baseline": "1.1.0",
-      "port-version": 0
+      "port-version": 1
     },
     "daw-header-libraries": {
       "baseline": "2.76.2",

versions/d-/dav1d.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "33290c0ea8117f5ba572eaee0a27c0213ec3fe30",
+      "version": "1.1.0",
+      "port-version": 1
+    },
     {
       "git-tree": "2533f95516074908ec446a13ea70f8f8346494e3",
       "version": "1.1.0",