Explicitly use half 1.0, since that's what criterion uses too

It's not that big of a deal, we just use one small part of the half
library. This is to appease cargo deny of course :-)

Cargo.lock

@@ -121,7 +121,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213030a2b5a4e0c0892b6652260cf6ccac84827b83a85a534e178e3906c4cf1b"
 dependencies = [
  "ciborium-io",
- "half 1.8.2",
+ "half",
 ]
 
 [[package]]
@@ -242,12 +242,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "crunchy"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
-
 [[package]]
 name = "either"
 version = "1.7.0"
@@ -260,15 +254,6 @@ version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eabb4a44450da02c90444cf74558da904edde8fb4e9035a9a6a4e15445af0bd7"
 
-[[package]]
-name = "half"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad6a9459c9c30b177b925162351f97e7d967c7ea8bab3b8352805327daf45554"
-dependencies = [
- "crunchy",
-]
-
 [[package]]
 name = "hard-xml"
 version = "1.13.0"
@@ -452,7 +437,7 @@ dependencies = [
  "bitfield-struct",
  "crc",
  "criterion",
- "half 2.1.0",
+ "half",
  "hard-xml",
  "libz-sys",
  "paste",

Cargo.toml

@@ -36,7 +36,7 @@ bitfield-struct = "0.1.7"
 paste = "1.0.7"
 
 # needed for half-float support which FFXIV uses in it's model data
-half = "2.1.0"
+half = "1.0"
 
 # needed for havok xml parsing
 hard-xml = "1.13.0"