ci: Only install UI dependencies for CI frontend-cache (#11313)

.circleci/config.yml

@@ -602,7 +602,7 @@ jobs:
 
       - run:
           name: install yarn packages
-          command: cd ui && make
+          command: cd ui && make deps
 
       - save_cache:
           key: *YARN_CACHE_KEY

ui/GNUmakefile

@@ -15,11 +15,17 @@ dist-docker: dist
 clean:
 	rm -rf ./dist
 
-# Build a distribution of the UI using the minimal amount of dependencies
+# Build a distribution of the UI
 dist: clean
 	cd packages/consul-ui && \
 		$(MAKE)
 
+# Install deps for the UI only
+deps: clean
+	cd packages/consul-ui && \
+		$(MAKE) deps
+
+
 # Build a distribution of the UI for Vercel previews.
 # The distribution must be copied into the ui/ subfolder
 # in order to mirror the go binary