Chore: Bump alpine version

Dockerfile

@@ -32,7 +32,7 @@ RUN touch src/main.rs && touch src/lib.rs && cargo build --release
 # ---------------------------------------------------------------------------------------------------------------
 # Stuff below this line actually ends up in the resulting docker image
 # ---------------------------------------------------------------------------------------------------------------
-FROM docker.io/alpine:3.14 AS runner
+FROM docker.io/alpine:3.15.0 AS runner
 
 # Standard port on which Conduit launches.
 # You still need to map the port when using the docker command or docker-compose.

docker/ci-binaries-packaging.Dockerfile

@@ -7,7 +7,7 @@
 # Credit's for the original Dockerfile: Weasy666.
 # ---------------------------------------------------------------------------------------------------------
 
-FROM docker.io/alpine:3.14 AS runner
+FROM docker.io/alpine:3.15.0 AS runner
 
 # Standard port on which Conduit launches.
 # You still need to map the port when using the docker command or docker-compose.