Fix cpp extension config

Author: Kaiqi Liang

.vscode/c_cpp_properties.json

@@ -3,17 +3,14 @@
     {
       "name": "Linux",
       "includePath": [
-        "/usr/include/**",
         "/usr/local/include/**",
-        "/home/SVF-tools/SVF/**",
         "${workspaceFolder}/**",
-        "/home/SVF-tools/SVF/llvm-16.0.0.obj/**",
         "../SVF/**"
       ],
       "defines": [],
       "compilerPath": "/usr/bin/g++",
       "cStandard": "gnu11",
-      "cppStandard": "gnu++14",
+      "cppStandard": "gnu++17",
       "intelliSenseMode": "linux-gcc-x64"
     }
   ],