package.json: configure the version number

Fixes #16815.

CMakeLists.txt

@@ -399,6 +399,10 @@ cmake_dependent_option(PARAVIEW_ENABLE_WEB "Enable/Disable web support" "${parav
 mark_as_advanced(PARAVIEW_ENABLE_WEB)
 
 if (PARAVIEW_ENABLE_WEB)
+  configure_file(
+    "${CMAKE_CURRENT_SOURCE_DIR}/package.json.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/package.json"
+    @ONLY)
   # Request vtkParaViewWeb module
   list(APPEND vtkParaViewWeb_REQUEST_BY "Option PARAVIEW_ENABLE_WEB")
 endif()

package.json → package.json.in

 {
     "name"          : "paraview",
-    "version"       : "5.3",
+    "version"       : "@PARAVIEW_VERSION@",
     "description"   : "Data analysis and visualization framework for large data.",
     "author"        : "Kitware Inc.",
     "repository"    : {