docs(*): remove need for echo after helm fetch verify; update sha256

Author: Vaughn Dice

src/installing-workflow/chart-provenance.md

@@ -34,8 +34,8 @@ Charts signed with this key can then be verified when fetched:
 $ helm repo add deis https://charts.deis.com/workflow
 "deis" has been added to your repositories
 
-$ helm fetch --verify deis/workflow && echo
-Verification: &{0xc420338460 sha256:5e33bff6f4e8191b5887a139cd42c6afb6eb0cef5d066130a87c6a3a3f588edd workflow-v2.9.1.tgz}
+$ helm fetch --verify deis/workflow
+Verification: &{0xc42080c0f0 sha256:4a5916289781f72571254ac2e3af68a64b2236596190c38bd58a37ba4e9db14b workflow-v2.9.1.tgz}
 ```
 
 One can then inspect the fetched `workflow-v2.9.1.tgz.prov` provenance file.

src/roadmap/releases.md

@@ -128,8 +128,8 @@ verify it can be fetched (and verified):
 ```
 $ helm repo add controller https://charts.deis.com/controller
 "controller" has been added to your repositories
-$ helm fetch --verify controller/controller --version v2.9.1 && echo
-Verification: &{0xc42028d3b0 sha256:17b94dd854e090c6627728bdcb5e2ea588f3cb4fecc1082a5a03c909c0ed0ecd controller-v2.9.1.tgz}
+$ helm fetch --verify controller/controller --version v2.9.1
+Verification: &{0xc420615c70 sha256:144c5172f111b49909a35bbf0c606dcc7821d0fb953d2ba9d729af25fdb39b1b controller-v2.9.1.tgz}
 ```
 
 ## How to Release Workflow