Auto merge of #17811 - brainlessdeveloper:remove-immeta-dep, r=jdm

Remove unused immeta dependency in net_traits

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix #17807 (github issue number if applicable).

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Cargo.lock

@@ -1890,7 +1890,6 @@ dependencies = [
  "hyper 0.10.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper_serde 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "image 0.12.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "immeta 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",

components/net_traits/Cargo.toml

@@ -16,7 +16,6 @@ heapsize_derive = "0.1"
 hyper = "0.10"
 hyper_serde = "0.7"
 image = "0.12"
-immeta = "0.3.1"
 ipc-channel = "0.8"
 lazy_static = "0.2"
 log = "0.3.5"