Remove unnecessary wrapper around account page header

Author: sandhose

frontend/src/routes/_account.lazy.tsx

@@ -29,11 +29,9 @@ function Account(): React.ReactElement {
   return (
     <Layout wide>
       <div className="flex flex-col gap-10">
-        <header className="flex justify-between items-center">
-          <Heading size="md" weight="semibold">
-            {t("frontend.account.title")}
-          </Heading>
-        </header>
+        <Heading size="md" weight="semibold">
+          {t("frontend.account.title")}
+        </Heading>
 
         <div className="flex flex-col gap-4">
           <UserGreeting user={viewer} siteConfig={siteConfig} />

frontend/tests/routes/account/__snapshots__/index.test.tsx.snap

@@ -300,15 +300,11 @@ exports[`Account home page > renders the page 1`] = `
     <div
       class="flex flex-col gap-10"
     >
-      <header
-        class="flex justify-between items-center"
+      <h1
+        class="_typography_yh5dq_162 _font-heading-md-semibold_yh5dq_121"
       >
-        <h1
-          class="_typography_yh5dq_162 _font-heading-md-semibold_yh5dq_121"
-        >
-          Your account
-        </h1>
-      </header>
+        Your account
+      </h1>
       <div
         class="flex flex-col gap-4"
       >