Update sysinfo to 0.30.8

Fixes a Mac specific issue when using `build-metrics = true` in `config.toml`

Author: Hoverbear

Cargo.lock

@@ -2205,7 +2205,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c2a198fb6b0eada2a8df47933734e6d35d350665a33a3593d7164fa52c75c19"
 dependencies = [
  "cfg-if",
- "windows-targets 0.52.4",
+ "windows-targets 0.48.5",
 ]
 
 [[package]]
@@ -5368,9 +5368,9 @@ dependencies = [
 
 [[package]]
 name = "sysinfo"
-version = "0.30.7"
+version = "0.30.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c385888ef380a852a16209afc8cfad22795dd8873d69c9a14d2e2088f118d18"
+checksum = "4b1a378e48fb3ce3a5cf04359c456c9c98ff689bcf1c1bc6e6a31f247686f275"
 dependencies = [
  "cfg-if",
  "core-foundation-sys",