Update Download sidebar, add new alert (#1587)

* Update Download sidebar, add new alert

- Fixes #1567
- Cleaned up styles related to buttons.
- Refactored buttons a little to make easier to maintain.
- Updated test snapshots/translation files

* Fixes

* More text fixes

client/src/components/J40Header/J40Header.tsx

@@ -233,6 +233,13 @@ const J40Header = () => {
 
       {/* Alert */}
       {isAlertValid && <J40MainGridContainer>
+        <Alert
+          className={styles.alert}
+          type="info"
+          heading={intl.formatMessage(COMMON_COPY.ALERTS.ALERT_2_TITLE.TITLE)}>
+          {COMMON_COPY.ALERTS.ALERT_2_DESCRIPTION}
+        </Alert>
+
         <Alert
           className={styles.alert}
           type="info"

client/src/components/J40Header/__snapshots__/J40Header.test.tsx.snap

@@ -305,6 +305,35 @@ exports[`rendering of the J40Header checks if component renders 1`] = `
       class="grid-container-desktop-lg"
       data-testid="gridContainer"
     >
+      <div
+        class="usa-alert usa-alert--info"
+        data-testid="alert"
+      >
+        <div
+          class="usa-alert__body"
+        >
+          <h4
+            class="usa-alert__heading"
+          >
+            Additional documentation now available
+          </h4>
+          <p
+            class="usa-alert__text"
+          >
+            Download new technical support and other documentation and 
+            <a
+              class="usa-link usa-link--external"
+              data-cy=""
+              href="mailto:Screeningtool-Support@omb.eop.gov"
+              rel="noreferrer"
+              target="_blank"
+            >
+              send feedback
+            </a>
+            .
+          </p>
+        </div>
+      </div>
       <div
         class="usa-alert usa-alert--info"
         data-testid="alert"