chore: bump cargo-test-support to 0.4.0

[weihanglo]

What does this PR try to resolve?

These PRs have contributed to major changes:

• fix(test): Move path2url to CargoPathExt::to_url  #14266
• fix(test)!: Clarify extension trait role with rename #14269
• fix(test): Move 'cargo_home' from 'install' to 'paths'  #14270

How should we test and review this PR?

Additional information

Error log:

    Checking cargo-test-support v0.3.0 -> v0.3.1 (minor change)
     Checked [   0.079s] 66 checks; 63 passed, 3 failed, 6 unnecessary

--- failure function_missing: pub fn removed or renamed ---

Description:
A publicly-visible function cannot be imported by its prior path. A `pub use` may have been removed, or the function itself may have been renamed or removed entirely.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#item-remove
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.31.0/src/lints/function_missing.ron

Failed in:
  function cargo_test_support::install::cargo_home, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/install.rs:27
  function cargo_test_support::path2url, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1187

--- failure struct_missing: pub struct removed or renamed ---

Description:
A publicly-visible struct cannot be imported by its prior path. A `pub use` may have been removed, or the struct itself may have been renamed or removed entirely.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#item-remove
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.31.0/src/lints/struct_missing.ron

Failed in:
  struct cargo_test_support::RawOutput, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:524

--- failure trait_missing: pub trait removed or renamed ---

Description:
A publicly-visible trait cannot be imported by its prior path. A `pub use` may have been removed, or the trait itself may have been renamed or removed entirely.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#item-remove
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.31.0/src/lints/trait_missing.ron

Failed in:
  trait cargo_test_support::TestEnv, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1272
  trait cargo_test_support::prelude::TestEnv, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1272
  trait cargo_test_support::ChannelChanger, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1252
  trait cargo_test_support::prelude::ChannelChanger, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1252
  trait cargo_test_support::CargoCommand, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1388
  trait cargo_test_support::prelude::CargoCommand, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1388
  trait cargo_test_support::ArgLine, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1402
  trait cargo_test_support::prelude::ArgLine, previously in file /projects/cargo/target/semver-checks/git-a2b58c3dad4d554ba01ed6c45c41ff85390560f2/e5a046bb78236b6c7eddf006d3a5ac7b4a5593aa/crates/cargo-test-support/src/lib.rs:1402
     Summary semver requires new major version: 3 major and 0 minor checks failed

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[ehuss]

Thanks!

@bors r+

[bors]

📌 Commit ab8ac44 has been approved by ehuss

It is now in the queue for this repository.

[bors]

⌛ Testing commit ab8ac44 with merge 7f20798...

[bors]

☀️ Test successful - checks-actions
Approved by: ehuss
Pushing 7f20798 to master...