PolyGerrit: Allow status editing when full name is not editable

LDAP installs would not allow editing the status when full name was not
editable.

Bug: Issue 6080
Change-Id: Ifd53448891607908af9600b3ab61df4771304da9
diff --git a/polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.js b/polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.js
index 0e64cb2..91bc628 100644
--- a/polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.js
+++ b/polygerrit-ui/app/elements/settings/gr-account-info/gr-account-info.js
@@ -79,7 +79,7 @@
     },
 
     save: function() {
-      if (!this.mutable || !this.hasUnsavedChanges) {
+      if (!this.hasUnsavedChanges) {
         return Promise.resolve();
       }
 
@@ -97,9 +97,9 @@
     },
 
     _maybeSetName: function() {
-      return this._hasNameChange ?
-          this.$.restAPI.setAccountName(this._account.name) :
-          Promise.resolve();
+      return this._hasNameChange && this.mutable ?
+                this.$.restAPI.setAccountName(this._account.name) :
+                Promise.resolve();
     },
 
     _maybeSetStatus: function() {