Silence build warnings when building rabbitmq example (nv-morpheus#658)

* Track recent commit for rabbitmq, which resolved warnings coming from cmake. Unfortunately these fixes are unreleased (alanxz/rabbitmq-c#740) 
* Silence warnings coming from SimpleAmqpClient

fixes nv-morpheus#471

Authors:
  - David Gardner (https://github.com/dagardner-nv)

Approvers:
  - Devin Robison (https://github.com/drobison00)
  - Michael Demoret (https://github.com/mdemoret-nv)

URL: nv-morpheus#658

examples/developer_guide/4_rabbitmq_cpp_stage/cmake/Configure_SimpleAmqpClient.cmake

@@ -32,12 +32,18 @@ function(find_and_configure_SimpleAmqpClient version)
       GIT_REPOSITORY  https://github.com/alanxz/SimpleAmqpClient
       GIT_TAG         "v${version}"
       GIT_SHALLOW     TRUE
-      OPTIONS         "Rabbitmqc_INCLUDE_DIR ${rabbitmq_SOURCE_DIR}/librabbitmq"
+      OPTIONS         "Rabbitmqc_INCLUDE_DIR ${rabbitmq_SOURCE_DIR}/include"
                       "Rabbitmqc_LIBRARY ${rabbitmq_BINARY_DIR}/librabbitmq/librabbitmq.so"
                       "BUILD_API_DOCS OFF"
                       "BUILD_SHARED_LIBS OFF"
   )
 
+  # Needed to pick up the generated export.h
+  target_include_directories(SimpleAmqpClient PUBLIC "${rabbitmq_BINARY_DIR}/include")
+
+  # Suppress #warning deprecation messages from rabbitmq
+  target_compile_options(SimpleAmqpClient PRIVATE -Wno-cpp)
+
 endfunction()
 
 find_and_configure_SimpleAmqpClient(${SIMPLE_AMQP_CLIENT_VERSION})

examples/developer_guide/4_rabbitmq_cpp_stage/cmake/Configure_rabbitmq.cmake

@@ -19,6 +19,9 @@ function(find_and_configure_rabbitmq version)
 
   list(APPEND CMAKE_MESSAGE_CONTEXT "rabbitmq")
 
+  # Commit 7fa7b0b contains unreleased cmake fixes which currently only exist in the master branch of the repo.
+  # https://github.com/alanxz/rabbitmq-c/issues/740
+
   rapids_cpm_find(rabbitmq ${version}
     GLOBAL_TARGETS
       rabbitmq rabbitmq::rabbitmq
@@ -28,7 +31,7 @@ function(find_and_configure_rabbitmq version)
       ${PROJECT_NAME}-exports
     CPM_ARGS
       GIT_REPOSITORY  https://github.com/alanxz/rabbitmq-c
-      GIT_TAG         "v${version}"
+      GIT_TAG         7fa7b0b
       GIT_SHALLOW     TRUE
       OPTIONS         "BUILD_EXAMPLES OFF"
                       "BUILD_TESTING OFF"