Update Caddy to address some memory regressions

Author: aledbf

components/dashboard/leeway.Dockerfile

@@ -18,7 +18,7 @@ RUN find . -type f \( -name '*.html' -o -name '*.js' -o -name '*.css' -o -name '
 
 COPY components-gitpod-protocol--gitpod-schema/gitpod-schema.json /www/static/schemas/gitpod-schema.json
 
-FROM caddy/caddy:2.6.3-alpine
+FROM caddy/caddy:2.6.4-alpine
 
 COPY components-dashboard--static/conf/Caddyfile /etc/caddy/Caddyfile
 COPY --from=compress /www /www

components/ide-proxy/Dockerfile

@@ -18,7 +18,7 @@ RUN for FILE in `ls /bin/gitpod-local-companion*`;do \
   gzip -v -f -9 -k "$FILE"; \
 done
 
-FROM caddy/caddy:2.6.3-alpine
+FROM caddy/caddy:2.6.4-alpine
 
 COPY conf/Caddyfile /etc/caddy/Caddyfile
 COPY static /www/

components/proxy/Dockerfile

@@ -2,7 +2,7 @@
 # Licensed under the GNU Affero General Public License (AGPL).
 # See License.AGPL.txt in the project root for license information.
 
-FROM caddy:2.6.3-builder-alpine AS builder
+FROM caddy:2.6.4-builder-alpine AS builder
 
 WORKDIR /plugins