Librealsense2 android build (#15608)

* [realsense2] options for android build

* bump port version

* update baseline

Co-authored-by: JackBoosY <yuzaiyang@beyondsoft.com>

port_versions/baseline.json

@@ -4998,7 +4998,7 @@
     },
     "realsense2": {
       "baseline": "2.40.0",
-      "port-version": 0
+      "port-version": 1
     },
     "recast": {
       "baseline": "1.5.1-3",

port_versions/r-/realsense2.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "7a17b91ddec89be9345ca08ba098ffec3ee4618d",
+      "version-string": "2.40.0",
+      "port-version": 1
+    },
     {
       "git-tree": "c3d32b35fd3a11aec9bd32f3f458ea4b099816f7",
       "version-string": "2.40.0",

ports/realsense2/CONTROL

@@ -1,5 +1,6 @@
 Source: realsense2
 Version: 2.40.0
+Port-Version: 1
 Homepage: https://github.com/IntelRealSense/librealsense
 Description: Intel® RealSense™ SDK 2.0 is a cross-platform library for Intel® RealSense™ depth cameras (D400 series and the SR300).
 Build-Depends: libusb(linux)

ports/realsense2/portfile.cmake

@@ -26,6 +26,11 @@ if(("openni2" IN_LIST FEATURES) AND (VCPKG_LIBRARY_LINKAGE STREQUAL "dynamic"))
   set(BUILD_OPENNI2_BINDINGS ON)
 endif()
 
+set(PLATFORM_OPTIONS)
+if (VCPKG_TARGET_IS_ANDROID)
+    list(APPEND PLATFORM_OPTIONS -DFORCE_RSUSB_BACKEND=ON)
+endif()
+
 vcpkg_configure_cmake(
     SOURCE_PATH ${SOURCE_PATH}
     PREFER_NINJA
@@ -36,6 +41,7 @@ vcpkg_configure_cmake(
         -DBUILD_WITH_STATIC_CRT=${BUILD_CRT_LINKAGE}
         -DBUILD_OPENNI2_BINDINGS=${BUILD_OPENNI2_BINDINGS}
         -DOPENNI2_DIR=${CURRENT_INSTALLED_DIR}/include/openni2
+        ${PLATFORM_OPTIONS}
     OPTIONS_RELEASE
         -DBUILD_EXAMPLES=${BUILD_TOOLS}
         -DBUILD_GRAPHICAL_EXAMPLES=${BUILD_TOOLS}