CPP-4809 Support clang-format as alternative formatter

platform/util/resources/misc/registry.properties

@@ -1348,6 +1348,8 @@ clion.enable.objc.settings.description=Enables Objective-C-specific code style,
 clion.clang.clangd.navigation=false
 clion.clang.clangd.navigation.description=Turn on navigation via clangd
 
+clion.clang.format=false
+clion.clang.format.description=Redirect code format actions to `clang-format` where it is possible.
 clion.clang.clangd.blacklist=true
 clion.clang.clangd.blacklist.description=Don't run clangd on a file for a while if the file has crashed it 2 times