update 26.3 dependencies and pack mods

- polymer 0.18.0+26.3-rc-1 -> 0.18.2+26.3 (first 26.3 final build)
- fabric-api 0.160.5 -> 0.161.0, loom 1.18.1 -> 1.18.2
- pack: move squaremap, syncmatica, farmers-delight (+polymer patch),
  jei, worldedit, lithium to their 26.3 builds; bump fabric-api, polymer
- lithium now resolved from Modrinth instead of CurseForge (same mod, same author)
- docs: fix stale hurtMarked reference, drop carpet snapshot warning

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

server-deploy/pack/mods/jei.pw.toml

@@ -1,13 +1,13 @@
 name = "Just Enough Items (JEI)"
-filename = "jei-26.2-fabric-30.13.0.79.jar"
+filename = "jei-26.3-fabric-31.7.0.40.jar"
 side = "both"
 
 [download]
-url = "https://cdn.modrinth.com/data/u6dRKJwZ/versions/RId9q9Qv/jei-26.2-fabric-30.13.0.79.jar"
+url = "https://cdn.modrinth.com/data/u6dRKJwZ/versions/1QosOWso/jei-26.3-fabric-31.7.0.40.jar"
 hash-format = "sha512"
-hash = "91460805a9b161272fbcd590ffefd9e0ec01dd00ec665311d7c1b5420d648435dfd624f62453aee3642cf7b8092a6d4b8447189271b7b5c6e437e2fb17166b5d"
+hash = "1e64160d88effd1c7d33fc43aeac01f375ce45613e4f7486d7d98465c947656233a931dcf5633918ed13aba106382d57b9b6d02be16e030662110153f0772951"
 
 [update]
 [update.modrinth]
 mod-id = "u6dRKJwZ"
-version = "RId9q9Qv"
+version = "1QosOWso"