Moving build-base to 0.5-r3 to avoid failing builds

Change-Id: Ief9204437c00fcc1eb61ecb74d33074b8e4da9ea
diff --git a/VERSION b/VERSION
index f8b9971..f2c6cb6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.2.3-dev
+4.2.3
diff --git a/docker/Dockerfile.openolt b/docker/Dockerfile.openolt
index a57d778..78df898 100644
--- a/docker/Dockerfile.openolt
+++ b/docker/Dockerfile.openolt
@@ -18,7 +18,7 @@
 FROM --platform=linux/amd64 golang:1.16.3-alpine3.13 AS dev
 
 # Install required packages
-RUN apk add --no-cache build-base=0.5-r2
+RUN apk add --no-cache build-base=0.5-r3
 
 # Use Standard go build directory structure
 WORKDIR /go/src