profiles: prpl: pwhm: bump to 3.14

Bump feed-prpl to bring in following changes:

 * prplMesh: pwhm: compilation failure with GCC11
 * prplMesh: pwhm: remove patch - [PATCH] Use consistent array parameter declaration form
 * prplMesh: update pwhm version

Signed-off-by: Bhavesh Bharadiya <bnbharadiya@maxlinear.com>

profiles/prpl.yml

@@ -4,7 +4,7 @@ feeds:
   - name: feed_prpl
     uri: https://gitlab.com/prpl-foundation/prplOS/feed-prpl.git
     tracking_branch: prplos-next
-    revision: 90120ccc9ac9fc883d996def46b4e4326e2b451a
+    revision: 294a2c2c723a9729a45efa0d67ef064c91fcea1c
 
 additional_packages:
   - feed: packages

profiles/webui.yml

@@ -4,7 +4,7 @@ feeds:
   - name: feed_prpl
     uri: https://gitlab.com/prpl-foundation/prplOS/feed-prpl.git
     tracking_branch: prplos-next
-    revision: 90120ccc9ac9fc883d996def46b4e4326e2b451a
+    revision: 294a2c2c723a9729a45efa0d67ef064c91fcea1c
 
 packages:
   - prpl-webui