[TASK] Unify Site Package Tutorial title (#205)

Site package are two words. We currently have it in one word in the manual title but in two words title on the startpage etc

Releases: main, 13.4, 12.4

(cherry picked from commit 8bea5a3)

Author: linawolf

Documentation/guides.xml

@@ -13,9 +13,9 @@
                project-repository="https://github.com/TYPO3-Documentation/TYPO3CMS-Tutorial-SitePackage"
                project-issues="https://github.com/TYPO3-Documentation/TYPO3CMS-Tutorial-SitePackage/issues"
     />
-    <project title="Sitepackage Tutorial"
+    <project title="Site Package Tutorial"
              version="13.4"
              release="13.4"
              copyright="since 2017 by the TYPO3 contributors"
     />
-</guides>
+</guides>