chore: bump acadrust to current main (upstream sync)

Picks up the fork's merge of upstream acadrust (geodata decode, DXF
roundtrip newline sanitization, DWG alignment) on top of the current
table/multileader style work.

Co-Authored-By: Claude Opus 4.8 <[email protected]>

Cargo.lock

@@ -56,7 +56,7 @@ checksum = "366ffbaa4442f4684d91e2cd7c5ea7c4ed8add41959a31447066e279e432b618"
 [[package]]
 name = "acadrust"
 version = "0.3.4"
-source = "git+https://github.com/HakanSeven12/acadrust?branch=main#2f3ff7995110b570bf64e22c5d8752803b8ecf7d"
+source = "git+https://github.com/HakanSeven12/acadrust?branch=main#db110124facbab3fbb4d947871638d73dc8b8a3a"
 dependencies = [
  "ahash",
  "anyhow",
@@ -3178,7 +3178,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b577e2d69827c4740cba2b52efaad1c4cc7c73042860b199710b3575c68438d"
 dependencies = [
  "bytecount",
- "memchr 2.8.1",
+ "memchr 1.0.2",
  "nom 8.0.0",
 ]