bug#60659: 30.0.50; tree-sitter: identical nodes are not `equal'

[Mickey Petersen]

In order to check for node equality, one must use `treesit-node-eq'.

But I see little reason why two identical nodes in in the same tree aren't 
`equal'?



In GNU Emacs 30.0.50 (build 6, x86_64-pc-linux-gnu, GTK+ Version
 3.24.20, cairo version 1.16.0) of 2023-01-02 built on mickey-work
Repository revision: c209802f7b3721a1b95113290934a23fee88f678
Repository branch: master
Windowing system distributor 'The X.Org Foundation', version 11.0.12013000
System Description: Ubuntu 20.04.3 LTS

Configured using:
 'configure --with-native-compilation --with-json --with-mailutils
 --without-compress-install --with-imagemagick CC=gcc-10'