Use https in update.sh

update.sh

@@ -19,7 +19,7 @@ for version in "${versions[@]}"; do
 	debianSuite="${debianVariant%%-*}" # "stretch", etc
 
 	fullVersion="$(
-		curl -fsSL "http://repo.mysql.com/apt/debian/dists/$debianSuite/mysql-$version/binary-amd64/Packages.gz" \
+		curl -fsSL "https://repo.mysql.com/apt/debian/dists/$debianSuite/mysql-$version/binary-amd64/Packages.gz" \
 			| gunzip \
 			| awk -F ': ' '
 				$1 == "Package" {
@@ -38,7 +38,7 @@ for version in "${versions[@]}"; do
 			-e 's/^(ENV MYSQL_VERSION) .*/\1 '"$fullVersion"'/' \
 			-e 's/^(ENV MYSQL_MAJOR) .*/\1 '"$version"'/' \
 			-e 's/^(FROM) .*/\1 debian:'"$debianVariant"'/' \
-			-e 's!(http://repo.mysql.com/apt/debian/) [^ ]+!\1 '"$debianSuite"'!' \
+			-e 's!(https://repo.mysql.com/apt/debian/) [^ ]+!\1 '"$debianSuite"'!' \
 			"$version/Dockerfile"
 	)
 done