Update Metadata Cache

Change-Id: I7e95005ddb816b575cc5e558b7d80acf83d7e8b2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2533670
diff --git a/metadata/md5-cache/app-shells/bash-4.3_p48-r3 b/metadata/md5-cache/app-shells/bash-4.3_p48-r4
similarity index 100%
rename from metadata/md5-cache/app-shells/bash-4.3_p48-r3
rename to metadata/md5-cache/app-shells/bash-4.3_p48-r4