chore(deps): update docker.elastic.co/wolfi/chainguard-base:latest docker digest to a7d1958

Author: elastic-renovate-prod[bot]

Dockerfile.wolfi

@@ -63,7 +63,7 @@ RUN jlink \
 
 # ------------------------------------------------------------------------------
 # Runtime stage - using wolfi-base
-FROM docker.elastic.co/wolfi/chainguard-base:latest@sha256:fff708a5284df216b8949c309b404ed9e89a9c79855a1f5456a157e8d21288b4
+FROM docker.elastic.co/wolfi/chainguard-base:latest@sha256:a7d19588b134b12a4599757b8f5041e0c578cf0229e1dd6ede712af52dd11c11
 
 USER root