Remove unused Earthly targets (#2264)

Fixes #2253

Signed-off-by: Dimitris Karakasilis <[email protected]>

Earthfile

@@ -1019,48 +1019,3 @@ luet-versions:
 
     FROM +base-image
     SAVE ARTIFACT /framework/etc/kairos/versions.yaml versions.yaml AS LOCAL build/versions.yaml
-
-# Installs the needed bits for "standard" images (the provider ones)
-PROVIDER_INSTALL:
-    COMMAND
-
-    ARG PROVIDER_KAIROS_BRANCH
-
-    COPY +luet/luet /usr/bin/luet
-
-    IF [ "$PROVIDER_KAIROS_BRANCH" = "" ] # Install with luet (released versions of the binary)
-      # We don't specify a version. To bump, just change what the latest version
-      # in the repository is.
-      RUN luet install -y system/provider-kairos
-      RUN luet database get-all-installed --output /etc/kairos/versions.yaml
-    ELSE # Install from a branch
-      COPY github.com/kairos-io/provider-kairos:$PROVIDER_KAIROS_BRANCH+build-kairos-agent-provider/agent-provider-kairos /system/providers/agent-provider-kairos
-      RUN ln -s /system/providers/agent-provider-kairos /usr/bin/kairos
-    END
-
-# Installs k3s (for "standard" images)
-INSTALL_K3S:
-    COMMAND
-
-    ARG FLAVOR
-
-    IF [ "$K3S_VERSION" = "" ]
-      RUN echo "$K3S_VERSION must be set" && exit 1
-    END
-
-    IF [ "$K3S_VERSION" = "latest" ] # Install latest using the upstream installer
-      ENV INSTALL_K3S_BIN_DIR="/usr/bin"
-      RUN curl -sfL https://get.k3s.io > installer.sh \
-          && INSTALL_K3S_SELINUX_WARN=true INSTALL_K3S_SKIP_START="true" INSTALL_K3S_SKIP_ENABLE="true" INSTALL_K3S_SKIP_SELINUX_RPM="true" bash installer.sh \
-          && INSTALL_K3S_SELINUX_WARN=true INSTALL_K3S_SKIP_START="true" INSTALL_K3S_SKIP_ENABLE="true" INSTALL_K3S_SKIP_SELINUX_RPM="true" bash installer.sh agent \
-          && rm -rf installer.sh
-    ELSE
-      IF [[ "$FLAVOR" =~ ^alpine* ]]
-        ARG _LUET_K3S=$(echo k8s/k3s-openrc@${K3S_VERSION})
-      ELSE
-      ARG _LUET_K3S=$(echo k8s/k3s-systemd@${K3S_VERSION})
-      END
-    END
-
-    RUN luet install -y ${_LUET_K3S} utils/edgevpn utils/k9s utils/nerdctl container/kubectl utils/kube-vip
-    RUN luet database get-all-installed --output /etc/kairos/versions.yaml