style(toolbar): use M3 color for search bar

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

Author: AndyScherzinger

app/src/main/java/com/owncloud/android/ui/activity/ToolbarActivity.java

@@ -194,7 +194,7 @@ private void showHomeSearchToolbar(boolean isShow) {
                                                                                 R.animator.appbar_elevation_off));
             mDefaultToolbar.setVisibility(View.GONE);
             mHomeSearchToolbar.setVisibility(View.VISIBLE);
-            viewThemeUtils.material.themeCardView(mHomeSearchToolbar);
+            viewThemeUtils.material.themeSearchCardView(mHomeSearchToolbar);
             viewThemeUtils.material.themeSearchBarText(mSearchText);
         } else {
             mAppBar.setStateListAnimator(AnimatorInflater.loadStateListAnimator(mAppBar.getContext(),