feat(test): Auto-redact registry source hashes

Author: epage

crates/cargo-test-support/src/compare.rs

@@ -97,6 +97,11 @@ pub fn assert_ui() -> snapbox::Assert {
         regex::Regex::new("(?<redacted>[0-9]+(\\.[0-9]+)([a-zA-Z]i)?)B").unwrap(),
     )
     .unwrap();
+    subs.insert(
+        "[HASH]",
+        regex::Regex::new("home/\\.cargo/registry/src/-(?<redacted>[a-z0-9]+)").unwrap(),
+    )
+    .unwrap();
     snapbox::Assert::new()
         .action_env(snapbox::assert::DEFAULT_ACTION_ENV)
         .redact_with(subs)
@@ -156,6 +161,11 @@ pub fn assert_e2e() -> snapbox::Assert {
         regex::Regex::new("(?<redacted>[0-9]+(\\.[0-9]+)([a-zA-Z]i)?)B").unwrap(),
     )
     .unwrap();
+    subs.insert(
+        "[HASH]",
+        regex::Regex::new("home/\\.cargo/registry/src/-(?<redacted>[a-z0-9]+)").unwrap(),
+    )
+    .unwrap();
     snapbox::Assert::new()
         .action_env(snapbox::assert::DEFAULT_ACTION_ENV)
         .redact_with(subs)