Update javascript library version to 0.39.0-rc.1

Author: weave-gitops-bot

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@weaveworks/weave-gitops",
-  "version": "0.38.0",
+  "version": "0.39.0-rc.1",
   "description": "Weave GitOps core",
   "targets": {
     "default": {

ui/components/__tests__/__snapshots__/Footer.test.tsx.snap

@@ -325,7 +325,7 @@ exports[`Footer snapshots no api version 1`] = `
       />
       <a
         class="c5 Link"
-        href="https://github.com/weaveworks/weave-gitops/releases/tag/v0.38.0"
+        href="https://github.com/weaveworks/weave-gitops/releases/tag/v0.39.0-rc.1"
         rel="noreferrer"
         target="_blank"
       >
@@ -335,7 +335,7 @@ exports[`Footer snapshots no api version 1`] = `
           <span
             class="c10"
           >
-            v0.38.0
+            v0.39.0-rc.1
           </span>
         </span>
       </a>