Bug 1601704 - Work around sccache/rust confusion about mozglue-static. r=chmanchester

See rust-lang/rust#58393 (comment)

Differential Revision: https://phabricator.services.mozilla.com/D56129

UltraBlame original commit: b515b0637e5eaf851af4a5aa1f8668c02d1a38ab

Author: marco-c

Cargo.lock

@@ -114,3 +114,47 @@ path
 shared
 "
 }
+#
+Workaround
+for
+https
+:
+/
+/
+github
+.
+com
+/
+rust
+-
+lang
+/
+rust
+/
+issues
+/
+58393
+mozglue
+-
+static
+=
+{
+path
+=
+"
+.
+.
+/
+.
+.
+/
+.
+.
+/
+mozglue
+/
+static
+/
+rust
+"
+}