fix "caddy-frontend: Adapt to ATS 7"

Before normalize_ae_gzip was 0, and better keep it this way as it is
suspected root problem of incorrectly varianted cache depending on
client Accept-Encoding.

software/caddy-frontend/buildout.hash.cfg

@@ -74,7 +74,7 @@ md5sum = 8cde04bfd0c0e9bd56744b988275cfd8
 
 [template-trafficserver-records-config]
 filename = templates/trafficserver/records.config.jinja2
-md5sum = 15cbdba7ab7fe3c3d7c26c1718e47bbd
+md5sum = 5ef0ebc37437ada7cc176e663da5f36c
 
 [template-trafficserver-storage-config]
 filename = templates/trafficserver/storage.config.jinja2

software/caddy-frontend/templates/trafficserver/records.config.jinja2

@@ -119,7 +119,7 @@ CONFIG proxy.config.http.cache.http INT 1
 #    https://docs.trafficserver.apache.org/en/latest/admin-guide/files/cache.config.en.html
 ##############################################################################
 CONFIG proxy.config.http.cache.ignore_client_cc_max_age INT 1
-CONFIG proxy.config.http.normalize_ae_gzip INT 1
+CONFIG proxy.config.http.normalize_ae_gzip INT 0
 CONFIG proxy.config.http.cache.cache_responses_to_cookies INT 1
 CONFIG proxy.config.http.cache.cache_urls_that_look_dynamic INT 1
     # https://docs.trafficserver.apache.org/records.config#proxy-config-http-cache-when-to-revalidate