noop commit (#4553)

should force CircleCI to update the code cache

Found a cache from build 100135 at go-src-v1-b215e07ecdc6ad5c363c3b420580aa6b52913feb
Size: 65 MiB
Cached paths:
* /go/src/github.com/tendermint/tendermint/.git

because we have v0.33.1-dev3 tag, bump-semver.py script is thinking the
next tag should be v0.33.1, not v0.33.2:

if re.match('[0-9]+$',patch) is None:
  patchfound = re.match('([0-9]+)',patch)
patch = int(patchfound.group(1))
  else:
  patch = int(patch) + 1

  The last tag it finds is v0.33.1-dev3. So it hits the first branch. But
  the first branch only fetches the number, and doesn't increment it, so
  the result is v0.33.1.

  if there exists a patch tag like 1-dev3, then the next version should be
  0.33.1. But in this case, 0.33.1 has already been released.

UPGRADING.md

@@ -7,9 +7,13 @@ a newer version of Tendermint Core.
 
 <Overview>
 
+## v0.33.1
+
+This release is compatible with the previous version. The only change that is required is if you are fetching the protobuf files for application use.
+
 ### Protobuf Changes
 
-When upgrading to version <version #> you will have to fetch the `third_party` directory along with the updated proto files.
+When upgrading to version 0.33.1 you will have to fetch the `third_party` directory along with the updated proto files.
 
 ## v0.33.0