Remove duplicate which 4.4.2 (#11613)

# Description

`which` 5.0.0 is already in the dependency tree, so remove v4.4.2

Related: https://github.com/nushell/nushell/issues/8060

Cargo.lock

@@ -2857,7 +2857,7 @@ dependencies = [
  "sysinfo 0.30.5",
  "unicode-segmentation",
  "uuid",
- "which 5.0.0",
+ "which",
 ]
 
 [[package]]
@@ -3050,7 +3050,7 @@ dependencies = [
  "uuid",
  "v_htmlescape",
  "wax",
- "which 5.0.0",
+ "which",
  "windows 0.52.0",
  "winreg",
 ]
@@ -3254,7 +3254,7 @@ dependencies = [
  "nu-utils",
  "num-format",
  "tempfile",
- "which 4.4.2",
+ "which",
 ]
 
 [[package]]
@@ -6481,18 +6481,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "which"
-version = "4.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7"
-dependencies = [
- "either",
- "home",
- "once_cell",
- "rustix",
-]
-
 [[package]]
 name = "which"
 version = "5.0.0"

crates/nu-test-support/Cargo.toml

@@ -17,6 +17,6 @@ nu-glob = { path = "../nu-glob", version = "0.89.1" }
 nu-utils = { path = "../nu-utils", version = "0.89.1" }
 
 num-format = "0.4"
-which = "4.3"
+which = "5.0.0"
 tempfile = "3.2"
 hamcrest2 = "0.3"