test(homepage): move the SECTION_ORDER assertion inside its test block

The line and its closing brace sat outside the @test block, leaving a
dangling assertion. In-flight from the sectioned-panels work.

tests/homepage_pages.bats

@@ -31,14 +31,14 @@ setup() {
     # renderSection()/renderPanel() components, not in per-page markup.
     grep -q "renderSection" "$BASE/app.js"
     grep -q "renderPanel" "$BASE/app.js"
+    grep -q "SECTION_ORDER" "$BASE/app.js"
+}
 
 @test "sections render horizontally (one column per section)" {
     grep -q 'class="sections"' "$BASE/index.html"
     grep -q 'class="sections"' "$BASE/admin.html"
     grep -q "repeat(auto-fit" "$BASE/style.css"
 }
-    grep -q "SECTION_ORDER" "$BASE/app.js"
-}
 
 @test "WIP badges distinguish open from closed work" {
     grep -q "WIP: OPEN" "$BASE/app.js"