[asio-grpc] Update to 1.3.1 (microsoft#21263)

* Update asio-grpc to v1.3.0

* Update asio-grpc baseline and versions

* Remove boost-asio, libunifex and standalone-asio features from asio-grpc. Add a usage file. Update it to 1.3.1

* Remove asio-grpc 1.3.0 from versions/

ports/asio-grpc/portfile.cmake

@@ -1,8 +1,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO Tradias/asio-grpc
-    REF v1.1.2
-    SHA512 f55b219b9805f193b5673e91e58c3c5fc98957110fadf523c1729c92a06c8befe4ad58052c6e9aaabcf8327f2df31780d7e072a0923d77598974fa0145bf9e7f
+    REF v1.3.1
+    SHA512 c7a9f9c85e0611fd73a827270edf27deefe59b424e6d572efc8b532d305bf41e8fccb24a6507819dca0712f40e1d6abd56a4e6b099dbee729b125b0b610cd4fb
     HEAD_REF master
 )
 
@@ -23,4 +23,5 @@ vcpkg_cmake_config_fixup(CONFIG_PATH lib/cmake/asio-grpc)
 
 file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug" "${CURRENT_PACKAGES_DIR}/lib")
 
+file(INSTALL "${CURRENT_PORT_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
 file(INSTALL "${SOURCE_PATH}/LICENSE" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)

ports/asio-grpc/usage

@@ -0,0 +1,15 @@
+The package asio-grpc can be used with different backends.
+
+    find_package(asio-grpc CONFIG REQUIRED)
+
+The Boost.Asio backend. Install "boost-asio" and link with:
+
+    target_link_libraries(main PRIVATE asio-grpc::asio-grpc)
+
+The standalone Asio backend. Install "asio" and link with:
+
+    target_link_libraries(main PRIVATE asio-grpc::asio-grpc-standalone-asio)
+
+The libunifex backend. Install "libunifex" and link with:
+
+    target_link_libraries(main PRIVATE asio-grpc::asio-grpc-unifex)

ports/asio-grpc/vcpkg.json

@@ -1,13 +1,9 @@
 {
   "name": "asio-grpc",
-  "version": "1.1.2",
-  "description": "Asynchronous gRPC with Boost.Asio executors",
+  "version": "1.3.1",
+  "description": "Asynchronous gRPC with Asio/unified executors",
   "homepage": "https://github.com/Tradias/asio-grpc",
   "dependencies": [
-    "boost-asio",
-    "boost-core",
-    "boost-intrusive",
-    "boost-lockfree",
     "grpc",
     {
       "name": "vcpkg-cmake",

versions/a-/asio-grpc.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "b68efdc2a8b782df2489156675bb4a4e95c7a221",
+      "version": "1.3.1",
+      "port-version": 0
+    },
     {
       "git-tree": "39ad0d8203c21698ba153d6951de8295954028eb",
       "version": "1.1.2",

versions/baseline.json

@@ -181,7 +181,7 @@
       "port-version": 0
     },
     "asio-grpc": {
-      "baseline": "1.1.2",
+      "baseline": "1.3.1",
       "port-version": 0
     },
     "asiosdk": {