Update Hugo to version 0.74.3

Dockerfile

@@ -9,9 +9,9 @@
 # to work around segmentation fault issues.
 FROM golang:1.13-alpine
 ARG HUGO=hugo
-ARG HUGO_VERSION=0.74.2
-ARG HUGO_SHA=3d776cb197e77da065b7a3fa91785733895c460ae571576f289978f43a2949f8
-ARG HUGO_EXTENDED_SHA=44169c8877f3484b56615135842f016308d9ad6822575aba42718fdc80eba6da
+ARG HUGO_VERSION=0.74.3
+ARG HUGO_SHA=269482fff497051a7919da213efa29c7f59c000e51cf14c1d207ecf98d87bf33
+ARG HUGO_EXTENDED_SHA=f9aadb70d1edb2a82cefb866acb717ebaa12f3a7f008e589495a142567669b57
 RUN set -eux && \
     case ${HUGO} in \
       *_extended) \