Update 5.7 to 5.7.43, dropping Debian support

Upstream no longer supports Debian for the 5.7 series, so we follow suit.

apply-templates.sh

@@ -32,6 +32,8 @@ generated_warning() {
 for version; do
 	export version
 
+	rm -f "$version"/Dockerfile.*
+
 	for variant in oracle debian; do
 		export variant
 

versions.json

@@ -1,12 +1,5 @@
 {
   "5.7": {
-    "debian": {
-      "architectures": [
-        "amd64"
-      ],
-      "suite": "buster",
-      "version": "5.7.42-1debian10"
-    },
     "mysql-shell": {
       "version": "8.0.34-1.el7"
     },
@@ -15,9 +8,9 @@
         "amd64"
       ],
       "variant": "7-slim",
-      "version": "5.7.42-1.el7"
+      "version": "5.7.43-1.el7"
     },
-    "version": "5.7.42"
+    "version": "5.7.43"
   },
   "8.0": {
     "debian": {

versions.sh

@@ -54,19 +54,20 @@ cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
 
 versions=( "$@" )
 if [ ${#versions[@]} -eq 0 ]; then
-	versions=( *.*/ )
+	versions=( */ )
 	json='{}'
 else
 	json="$(< versions.json)"
 fi
 versions=( "${versions[@]%/}" )
 
 for version in "${versions[@]}"; do
+	[ "$version" != 'template' ] || continue
 	export version
 
 	doc='{}'
 
-	if [[ "$version" == 5.* ]] || [ "$version" = '8.0' ]; then
+	if [ "$version" = '8.0' ]; then
 		debianSuite="${debianSuites[$version]:-$defaultDebianSuite}"
 		debianVersion="$(
 			curl -fsSL "https://repo.mysql.com/apt/debian/dists/$debianSuite/mysql-$version/binary-amd64/Packages.gz" \