docs: standardize announcement team name

Signed-off-by: Chenhan Yu <chenhany@nvidia.com>

Author: ChenhanYu

docs/source/announcements/dspark-vs-domino.rst

@@ -3,7 +3,7 @@
 DSpark vs Domino: Same DFlash Backbone, Different Correction Heads
 ##################################################################
 
-:Author: ModelOpt Team
+:Author: Model Optimizer Team
 :Date: July 13, 2026
 :Tags: speculative-decoding, dflash, dspark, domino, architecture
 

docs/source/index.rst

@@ -25,7 +25,7 @@ Release notes, technical updates, examples, and deployment stories from the Mode
        <div class="announcement-card-tags"><span>release</span><span>docs</span><span>github-pages</span></div>
      </article>
      <article class="announcement-card" data-date="2026-07-13" data-title="DSpark vs Domino: Same DFlash Backbone, Different Correction Heads" data-summary="DSpark and Domino both build on block-parallel DFlash draft generation but diverge in their token-level correction heads." data-tags="speculative-decoding dflash dspark domino architecture">
-       <div class="announcement-card-meta">July 13, 2026 &middot; ModelOpt Team</div>
+       <div class="announcement-card-meta">July 13, 2026 &middot; Model Optimizer Team</div>
        <h2><a href="announcements/dspark-vs-domino.html">DSpark vs Domino: Same DFlash Backbone, Different Correction Heads</a></h2>
        <p>DSpark and Domino share a DFlash backbone but make different correction-head tradeoffs: a stateless VanillaMarkov head versus a GRU.</p>
        <div class="announcement-card-tags"><span>speculative-decoding</span><span>dflash</span><span>architecture</span></div>