fix: use ARG for k3s version instead of runtime api call

Signed-off-by: bupd <bupdprasanth@gmail.com>

Author: bupd

bootc/Containerfile

@@ -51,11 +51,9 @@ RUN --mount=type=tmpfs,dst=/tmp --mount=type=cache,dst=/usr/lib/sysimage/cache/p
     && pacman -S --clean --noconfirm
 
 # k3s binary
-RUN K3S_VERSION=$(curl -sfL https://update.k3s.io/v1-release/channels | jq -r '.data[] | select(.id=="stable") | .latest') && \
-    K3S_URL_VERSION=$(echo "$K3S_VERSION" | sed 's/+/%2B/g') && \
-    curl -sfL -o /usr/local/bin/k3s "https://github.com/k3s-io/k3s/releases/download/${K3S_URL_VERSION}/k3s" && \
+ARG K3S_VERSION=v1.34.5+k3s1
+RUN curl -sfL -o /usr/local/bin/k3s "https://github.com/k3s-io/k3s/releases/download/$(echo ${K3S_VERSION} | sed 's/+/%2B/g')/k3s" && \
     chmod +x /usr/local/bin/k3s && \
-    ln -sf /usr/local/bin/k3s /usr/local/bin/kubectl && \
     ln -sf /usr/local/bin/k3s /usr/local/bin/crictl && \
     ln -sf /usr/local/bin/k3s /usr/local/bin/ctr