build(deps): update dependency alpine to v3.15.4 (#3114)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Dockerfile

@@ -1,7 +1,7 @@
 # ===================================
 # ===== Authelia official image =====
 # ===================================
-FROM alpine:3.15.3
+FROM alpine:3.15.4
 
 ARG TARGETOS
 ARG TARGETARCH

Dockerfile.coverage

@@ -46,7 +46,7 @@ CGO_ENABLED=1 CGO_CPPFLAGS="-D_FORTIFY_SOURCE=2 -fstack-protector-strong" CGO_LD
 # ===================================
 # ===== Authelia official image =====
 # ===================================
-FROM alpine:3.15.3
+FROM alpine:3.15.4
 
 RUN apk --no-cache add ca-certificates tzdata
 

Dockerfile.dev

@@ -43,7 +43,7 @@ CGO_ENABLED=1 CGO_CPPFLAGS="-D_FORTIFY_SOURCE=2 -fstack-protector-strong" CGO_LD
 # ===================================
 # ===== Authelia official image =====
 # ===================================
-FROM alpine:3.15.3
+FROM alpine:3.15.4
 
 WORKDIR /app
 

internal/suites/example/compose/kind/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.15.3
+FROM alpine:3.15.4
 
 WORKDIR /kind
 

internal/suites/example/compose/samba/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.15.3
+FROM alpine:3.15.4
 
 RUN \
 apk add --no-cache \