Add pulumi time resource

Author: julien-lebot

Dockerfile

@@ -91,11 +91,15 @@ RUN curl --retry 10 -fsSL https://get.pulumi.com/ | bash -s -- --version $PULUMI
   mv ~/.pulumi/bin/* /usr/bin
 
 # Install Pulumi plugins
+# The time resource is installed explicitly here instead in go.mod
+# because it's not used directly by this repository, thus go mod tidy
+# would remove it...
 COPY . /tmp/test-infra
 RUN cd /tmp/test-infra && \
   go mod download && \
   export PULUMI_CONFIG_PASSPHRASE=dummy && \
   pulumi --non-interactive plugin install && \
+  pulumi --non-interactive plugin install resource time v0.0.16 && \
   pulumi --non-interactive plugin ls && \
   cd / && \
   rm -rf /tmp/test-infra