Dockerfile: fix docker build

The stamp vars got renamed and I forgot to update these scripts.

Signed-off-by: David Anderson <danderson@tailscale.com>

Dockerfile

@@ -62,9 +62,9 @@ ENV VERSION_GIT_HASH=$VERSION_GIT_HASH
 ARG TARGETARCH
 
 RUN GOARCH=$TARGETARCH go install -ldflags="\
-      -X tailscale.com/version.long=$VERSION_LONG \
-      -X tailscale.com/version.short=$VERSION_SHORT \
-      -X tailscale.com/version.gitCommit=$VERSION_GIT_HASH" \
+      -X tailscale.com/version.longStamp=$VERSION_LONG \
+      -X tailscale.com/version.shortStamp=$VERSION_SHORT \
+      -X tailscale.com/version.gitCommitStamp=$VERSION_GIT_HASH" \
       -v ./cmd/tailscale ./cmd/tailscaled ./cmd/containerboot
 
 FROM alpine:3.16

build_docker.sh

@@ -43,9 +43,9 @@ case "$TARGET" in
         tailscale.com/cmd/tailscaled:/usr/local/bin/tailscaled, \
         tailscale.com/cmd/containerboot:/usr/local/bin/containerboot" \
       --ldflags="\
-        -X tailscale.com/version.long=${VERSION_LONG} \
-        -X tailscale.com/version.short=${VERSION_SHORT} \
-        -X tailscale.com/version.gitCommit=${VERSION_GIT_HASH}" \
+        -X tailscale.com/version.longStamp=${VERSION_LONG} \
+        -X tailscale.com/version.shortStamp=${VERSION_SHORT} \
+        -X tailscale.com/version.gitCommitStamp=${VERSION_GIT_HASH}" \
       --base="${BASE}" \
       --tags="${TAGS}" \
       --repos="${REPOS}" \
@@ -58,9 +58,9 @@ case "$TARGET" in
     go run github.com/tailscale/mkctr \
       --gopaths="tailscale.com/cmd/k8s-operator:/usr/local/bin/operator" \
       --ldflags="\
-        -X tailscale.com/version.long=${VERSION_LONG} \
-        -X tailscale.com/version.short=${VERSION_SHORT} \
-        -X tailscale.com/version.gitCommit=${VERSION_GIT_HASH}" \
+        -X tailscale.com/version.longStamp=${VERSION_LONG} \
+        -X tailscale.com/version.shortStamp=${VERSION_SHORT} \
+        -X tailscale.com/version.gitCommitStamp=${VERSION_GIT_HASH}" \
       --base="${BASE}" \
       --tags="${TAGS}" \
       --repos="${REPOS}" \