Bug 1748633 - download linux makecab to use rust 1.47 to fix broken symbol upload on Windows. a=bustage-fix

taskcluster/ci/toolchain/misc.yml

@@ -266,7 +266,7 @@ linux64-makecab:
         fetch:
             - makecab
         toolchain:
-            - linux64-rust-1.57
+            - linux64-rust-1.47
 
 win64-mozmake:
     description: "mozmake for Windows"