Use the namespace package name for libcurl in CMake

This is the proper way of going about package dependencies in CMake. It
results in a package-config.cmake file that does not have hard-coded
paths to the package from the machine it was built on.

See https://cmake.org/cmake/help/latest/manual/cmake-packages.7.html

Author: marcomagdy

CMakeLists.txt

@@ -24,7 +24,7 @@ target_include_directories(${PROJECT_NAME} PUBLIC
     $<INSTALL_INTERFACE:include>)
 
 find_package(CURL REQUIRED)
-target_link_libraries(${PROJECT_NAME} PRIVATE ${CURL_LIBRARIES})
+target_link_libraries(${PROJECT_NAME} PRIVATE CURL::libcurl)
 target_include_directories(${PROJECT_NAME} PRIVATE ${CURL_INCLUDE_DIRS})
 
 target_compile_options(${PROJECT_NAME} PRIVATE

cmake/aws-lambda-runtime-config.cmake

@@ -1,3 +1,7 @@
+include(CMakeFindDependencyMacro)
+
+find_dependency(CURL)
+
 include(${CMAKE_CURRENT_LIST_DIR}/@CMAKE_PROJECT_NAME@-targets.cmake)
 
 set(AWS_LAMBDA_PACKAGING_SCRIPT ${CMAKE_CURRENT_LIST_DIR}/packager)