.goreleaser: remove arm64 build instructions and bump changelog again (#6131)

.goreleaser.yml

@@ -18,7 +18,6 @@ builds:
     goarch:
       - amd64
       - arm
-      - arm64
 
 checksum:
   name_template: SHA256SUMS-{{.Version}}.txt

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## v0.34.6
+## v0.34.7
 
 *February 18, 2021*
 
@@ -23,7 +23,7 @@ The introduction of the typed logger meant that previously un-logged fields with
 interfaces are now sometimes logged, including the private key material inside the
 `FilePV` struct.
 
-Tendermint Core v0.34.6 fixes this issue; however, we strongly recommend that all validators
+Tendermint Core v0.34.7 fixes this issue; however, we strongly recommend that all validators
 use remote signer implementations instead of `FilePV` in production.
 
 Thank you to @joe-bowman for his assistance with this vulnerability and a particular
@@ -35,11 +35,11 @@ Friendly reminder: We have a [bug bounty program](https://hackerone.com/tendermi
 
 - [consensus] [\#6128](https://github.com/tendermint/tendermint/pull/6128) Remove privValidator from log call (@tessr)
 
-## v0.34.5
+## v0.34.6
 
 *February 18, 2021* 
 
-_Tendermint Core v0.34.5 has been recalled._
+_Tendermint Core v0.34.5 and v0.34.6 have been recalled due to build tooling problems._
 
 ## v0.34.4