Merge pull request #2895 from rouault/missing_include_path_in_virtual…

…_provider

[virtual provider] Add SQLITE3_INCLUDE_DIR to CMakeLists.txt

src/providers/virtual/CMakeLists.txt

@@ -35,6 +35,7 @@ INCLUDE_DIRECTORIES(
 )
 INCLUDE_DIRECTORIES(SYSTEM
   ${POSTGRES_INCLUDE_DIR}
+  ${SQLITE3_INCLUDE_DIR}
   ${SPATIALITE_INCLUDE_DIR}
   ${GEOS_INCLUDE_DIR}
   ${QSCINTILLA_INCLUDE_DIR}