update release Dockerfile string

Dockerfile.release

@@ -5,8 +5,8 @@ ARG TARGETARCH
 LABEL name="MinIO" \
       vendor="MinIO Inc <dev@min.io>" \
       maintainer="MinIO Inc <dev@min.io>" \
-      version="RELEASE.2020-11-25T22-36-25Z" \
-      release="RELEASE.2020-11-25T22-36-25Z" \
+      version="RELEASE.2020-12-29T23-29-29Z" \
+      release="RELEASE.2020-12-29T23-29-29Z" \
       summary="MinIO is a High Performance Object Storage, API compatible with Amazon S3 cloud storage service." \
       description="MinIO object storage is fundamentally different. Designed for performance and the S3 API, it is 100% open-source. MinIO is ideal for large, private cloud environments with stringent security requirements and delivers mission-critical availability across a diverse range of workloads."
 
@@ -14,7 +14,7 @@ ENV MINIO_ACCESS_KEY_FILE=access_key \
     MINIO_SECRET_KEY_FILE=secret_key \
     MINIO_KMS_MASTER_KEY_FILE=kms_master_key \
     MINIO_SSE_MASTER_KEY_FILE=sse_master_key \
-    MINIO_UPDATE_MINISIGN_PUBKEY="RWTx5Zr1tiHQLwG9keckT0c45M3AGeHD6IvimQHpyRywVWGbP1aVSGav" 
+    MINIO_UPDATE_MINISIGN_PUBKEY="RWTx5Zr1tiHQLwG9keckT0c45M3AGeHD6IvimQHpyRywVWGbP1aVSGav"
 
 COPY dockerscripts/verify-minio.sh /usr/bin/verify-minio.sh
 COPY dockerscripts/docker-entrypoint.sh /usr/bin/docker-entrypoint.sh