Automatic installation of vcpkg dependencies (#6848)

* Added AutoVcpkg files to cmake directory.
* Add auto install of vcpkg packages
* Add grpc install to GrpcInterface module
* Set VCPKG_ROOT in GitHub actions

Co-authored-by: Ruben Thoms <ruben.thoms@ceetronsolutions.com>

cmake/vcpkg-bootstrap.cmake

@@ -0,0 +1,27 @@
+# ~~~
+# Copyright 2019 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ~~~
+
+find_program(VCPKG_EXECUTABLE
+        vcpkg PATHS "${CMAKE_CURRENT_LIST_DIR}")
+if (NOT VCPKG_EXECUTABLE)
+    if (WIN32)
+        execute_process(COMMAND "${CMAKE_CURRENT_LIST_DIR}/bootstrap-vcpkg.bat" -disableMetrics
+                WORKING_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}")
+    else ()
+        execute_process(COMMAND  "${CMAKE_CURRENT_LIST_DIR}/bootstrap-vcpkg.sh" -disableMetrics
+                WORKING_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}")
+    endif ()
+endif ()