Migrate diff-match-patch to a modern fork (#9511)

* Migrate to diff-match-patch-es & update api

* Update acknowledgements

* Update change notes

* Fix editcost attribute not working

* Make library compatible with ES2017

editions/tw5.com/tiddlers/releasenotes/5.4.0/migrate-to-dmp-es - api.tid

@@ -0,0 +1,11 @@
+title: $:/changenotes/5.4.0/#9511/impacts/api
+changenote: $:/changenotes/5.4.0/#9511
+created: 20251220010540143
+modified: 20251220010540143
+tags: $:/tags/ImpactNote
+description: The diff-match-patch-es library uses different APIs
+impact-type: compatibility-break
+
+* Default export and the class constructor has been removed
+* Function name has been unified to camelCase
+* Previous options like Diff_Timeout and Diff_EditCost are now passed as an options object in the arguments if needed

editions/tw5.com/tiddlers/releasenotes/5.4.0/migrate-to-dmp-es.tid

@@ -0,0 +1,10 @@
+title: $:/changenotes/5.4.0/#9511
+description: Migrate diff-match-patch library to diff-match-patch-es
+release: 5.4.0
+tags: $:/tags/ChangeNote
+change-type: enhancement
+change-category: developer
+github-links: https://github.com/TiddlyWiki/TiddlyWiki5/pull/9511
+github-contributors: Leilei332
+
+Migrate the unmaintained [[diff-match-patch|https://github.com/google/diff-match-patch]] library to the maintained and modern fork [[diff-match-patch-es|https://github.com/antfu/diff-match-patch-es]].