Bump webgpuviewer (#3886)

* Add continuous min width

* Add dual page flip transition, separate some dual config

* Fix progress on sides for dual

* re-organize and minor fixes

* Reverse pan when vertical and zoom start right

* add flip to single

* Simple page size heuristics for dual selection

* zoom minimum wideness

* Fix continuous page progress

* continuous dynamic cache size

* Update libs.versions.toml

gradle/libs.versions.toml

@@ -77,7 +77,7 @@ tapmoc = "0.4.2"
 unifile = "08f224c8f9"
 valkyrie = "0.5.2"
 voyager = "2.2.21-1.10.3"
-webgpuviewer = "39"
+webgpuviewer = "40"
 xmlutil = "1.0.2"
 
 [libraries]