removal(findmydevice): Remove image build

By switching to the upstream image, it's no longer needed to build an own image

images/findmydevice-server/.release

-release=0.4.1

images/findmydevice-server/Earthfile

-VERSION 0.7
-
-build:
-    FROM ../mirror+golang
-    ARG FMD_SERVER_VERSION
-    WORKDIR /go/src/findmydeviceserver
-    ENV GOPATH /go
-
-    GIT CLONE --keep-ts --branch=$FMD_SERVER_VERSION https://git.shivering-isles.com/other-mirrors/findmydevice/findmydeviceserver.git ./
-    RUN sed -i 's/1020/8080/' cmd/fmdserver.go
-    RUN sed -i 's/1008/8443/' cmd/fmdserver.go
-
-    RUN curl -L https://raw.githubusercontent.com/objectbox/objectbox-go/main/install.sh > objectbox-install.sh
-    RUN bash ./objectbox-install.sh
-
-    RUN go build -o /fmd cmd/fmdserver.go
-
-    SAVE ARTIFACT /usr/lib/libobjectbox.so ./libobjectbox.so
-    SAVE ARTIFACT /go/src/findmydeviceserver/node_modules ./node_modules
-    SAVE ARTIFACT /fmd ./server
-    SAVE ARTIFACT ./extra ./extra
-    SAVE ARTIFACT ./web ./web
-
-
-container:
-    FROM docker.io/library/debian:bookworm-slim
-
-    ARG registry=quay.io/shivering-isles/findmydevice-server
-    # renovate: datasource=git-tags depName=https://git.shivering-isles.com/other-mirrors/findmydevice/findmydeviceserver.git
-    ARG FMD_SERVER_VERSION=v0.4.0
-    ENV FMD_SERVER_VERSION=${FMD_SERVER_VERSION}
-    ARG tag=${FMD_SERVER_VERSION}
-    ARG latest=false
-
-    RUN apt update && apt install -y ca-certificates && rm -rf /var/lib/apt/lists/*
-
-    COPY (+build/server --FMD_SERVER_VERSION=${FMD_SERVER_VERSION})  /fmd/server
-    COPY (+build/node_modules --FMD_SERVER_VERSION=${FMD_SERVER_VERSION}) /fmd/web/node_modules
-    COPY (+build/libobjectbox.so --FMD_SERVER_VERSION=${FMD_SERVER_VERSION}) /usr/lib/libobjectbox.so
-
-    COPY (+build/web --FMD_SERVER_VERSION=${FMD_SERVER_VERSION}) /fmd/web
-    COPY (+build/extra --FMD_SERVER_VERSION=${FMD_SERVER_VERSION}) /fmd/extra
-
-    RUN useradd -m -u 1000 user
-    RUN mkdir /fmd/objectbox \
-    && chown user:user /fmd/objectbox
-    USER 1000
-
-    EXPOSE 8080/tcp
-
-    ENTRYPOINT ["/fmd/server"]
-
-    IF [ $latest = "true" ]
-        SAVE IMAGE --push ${registry}:latest
-    ELSE
-        LABEL "quay.expires-after"="12w"
-    END
-    SAVE IMAGE --push ${registry}:${tag}