Fix problems with VSCode IntelliSense

Correct the setting of CMAKE_MODULE_PATH to work with VSCode's CMake tools.

Author: jduo

.gitignore

@@ -41,3 +41,7 @@ compute_and_write_csv_example
 compute_and_write_output.csv
 parquet-arrow-example.parquet
 reader_writer
+.ninja_deps
+.ninja_log
+Makefile
+.cache/

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.10)
 
 project(ArrowExamples)
 
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "cmake_modules")
+set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake_modules" ${CMAKE_MODULE_PATH})
 
 # This ensures that things like gnu++11 get passed correctly
 if(NOT DEFINED CMAKE_CXX_STANDARD)