Tweaks in plasma-build

- tell Qtwebengine is required for aura-browser
- comment out aura-browser
- Add a title to the note about commented out packages
- plasma-phone-components is now plasma-mobile

kde/plasma5/plasma-all.xml

@@ -133,7 +133,9 @@
 
   <note>
     <para>
-      Only two plasma packages optionally use <xref linkend="qtwebengine"/>:
+      <xref linkend="qtwebengine"/> is required for aura-browser, which is
+      still in beta-development stage. It is also optional for two
+      other packages:
       libksysguard and kdeplasma-addons. If QtWebEngine is installed later,
       only those two packages have to be rebuilt. This allows to provide
       a more complete display in the system monitor application.
@@ -224,7 +226,7 @@ d5c8bac2d756982328cd541649a7002b  plasma-systemmonitor-5.26.5.tar.xz
 17608c1fb4b6503193a5769f35c7f9e5  qqc2-breeze-style-5.26.5.tar.xz
 146cef26a5a9b3c82d46cabd6842a07c  ksystemstats-5.26.5.tar.xz
 6943aba014019057384b47339bb8ed0a  oxygen-sounds-5.26.5.tar.xz
-7CF5ED434a6d21fd8458f89207986b9a  aura-browser-5.26.5.tar.xz
+#7CF5ED434a6d21fd8458f89207986b9a  aura-browser-5.26.5.tar.xz
 fc695034a7236fb6eab8a324216bc710  kdeplasma-addons-5.26.5.tar.xz
 71fce4036d0f6a6fdc9bf5db3d47b9c9  kpipewire-5.26.5.tar.xz
 26e7ae5887a56e971d2510262f9e0b55  plank-player-5.26.5.tar.xz
@@ -233,6 +235,7 @@ d55d570e84840440f89233c8915e5872  plasma-remotecontrollers-5.26.5.tar.xz</litera
 EOF</userinput></screen>
 
     <note>
+      <title>About Commented out Packages</title>
       <para>
         The breeze-grub, breeze-plymouth, and plymouth-kcm packages above are
         all for customized support of <ulink
@@ -241,8 +244,10 @@ EOF</userinput></screen>
         which is designed to be run within an initial ram disk during boot (see
         <xref linkend="initramfs"/>).  The plasma-sdk package is optional and
         used for software development. The plasma-nano package is used for
-        embedded systems and plasma-phone-components provides phone
-        functionality for Plasma.
+        embedded systems and plasma-mobile provides phone
+        functionality for Plasma. The aura-browser package is
+        still under beta-development, and requires
+        <xref linkend="qtwebengine"/>.
       </para>
     </note>