build(deps): bump the deps group with 2 updates (#1441)

Bumps the deps group with 2 updates: [fs4](https://github.com/al8n/fs4-rs) and [proc-macro2](https://github.com/dtolnay/proc-macro2).


Updates `fs4` from 0.6.6 to 0.7.0
- [Release notes](https://github.com/al8n/fs4-rs/releases)
- [Commits](https://github.com/al8n/fs4-rs/commits/0.7.0)

Updates `proc-macro2` from 1.0.67 to 1.0.68
- [Release notes](https://github.com/dtolnay/proc-macro2/releases)
- [Commits](https://github.com/dtolnay/proc-macro2/compare/1.0.67...1.0.68)

---
updated-dependencies:
- dependency-name: fs4
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: deps
- dependency-name: proc-macro2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: deps
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -1064,9 +1064,9 @@ dependencies = [
 
 [[package]]
 name = "fs4"
-version = "0.6.6"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2eeb4ed9e12f43b7fa0baae3f9cdda28352770132ef2e09a23760c29cae8bd47"
+checksum = "29f9df8a11882c4e3335eb2d18a0137c505d9ca927470b0cac9c6f0ae07d28f7"
 dependencies = [
  "rustix",
  "windows-sys",
@@ -2793,9 +2793,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.67"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d433d9f1a3e8c1263d9456598b16fec66f4acc9a74dacffd35c7bb09b3a1328"
+checksum = "5b1106fec09662ec6dd98ccac0f81cef56984d0b49f75c92d8cbad76e20c005c"
 dependencies = [
  "unicode-ident",
 ]

crates/fs-lock/Cargo.toml

@@ -10,4 +10,4 @@ edition = "2021"
 license = "Apache-2.0 OR MIT"
 
 [dependencies]
-fs4 = "0.6.5"
+fs4 = "0.7.0"

crates/leon-macros/Cargo.toml

@@ -14,6 +14,6 @@ proc-macro = true
 
 [dependencies]
 leon = { version = "2.0.1", path = "../leon", default-features = false }
-proc-macro2 = "1.0.67"
+proc-macro2 = "1.0.68"
 syn = { version = "2.0.35", default-features = false, features = ["proc-macro", "parsing"] }
 quote = "1.0.28"