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

Change-Id: I233649ef59aa42c2b896d6195d34b20d5a42604e
diff --git a/docker/Dockerfile.rw_core b/docker/Dockerfile.rw_core
index a4a0feb..b8698e4 100644
--- a/docker/Dockerfile.rw_core
+++ b/docker/Dockerfile.rw_core
@@ -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