fix(platform/xilinx): set the include dir as a workspace dir to ensure proper indexer functionality

platform/xilinx/util.tcl

@@ -166,7 +166,7 @@ proc _update_app_mem_layout {app_name mem_layout} {
 proc _update_app_build_config {app_name build_type build_config is_vitis} {
     set build_types {"debug" "release"}
     if {[lsearch $build_types $build_type] == -1} {
-        _error "Invalid config type： $build_type" "available types: $build_types"
+        _error "Invalid config type: $build_type" "available types: $build_types"
     }
 
     set cmd [list]
@@ -183,7 +183,8 @@ proc _update_app_build_config {app_name build_type build_config is_vitis} {
         switch -exact -- $param {
             "include-path" {
                 foreach path $value {
-                    eval $cmd $app_name include-path "../$path"
+                    set path_str [format "\"\${workspace_loc:/%s/%s}\"" $app_name $path]
+                    eval $cmd $app_name include-path [list $path_str]
                     _info "Append included path: $path for $app_name."
                 }
             }