Update build version to 1.1.1 (#2715)

**What type of PR is this?**
> Uncomment only one ` /kind <>` line, hit enter to put that in a new line, and remove leading whitespace from that line:

/kind feature

**What does does this PR do / why we need it**:

Updates the build to 1.1.1 for the release

**Which issue(s) this PR fixes**:

N/A

**How to test changes / Special notes to the reviewer**:

N/A

Signed-off-by: Charlie Drage <charlie@charliedrage.com>

build/VERSION

@@ -1 +1 @@
-v1.1.0
+v1.1.1