docs(whatsnew): minor corrections (#15236)

Author: matrei

grails-doc/src/en/guide/introduction/whatsNew.adoc

@@ -21,7 +21,7 @@ This section covers all the new features introduced in Grails 7
 
 === Overview
 
-Grails {GrailsVersion} is a major release that includes new features, improvements, and dependency upgrades.
+Grails 7 is a major release that includes new features, improvements, and dependency upgrades.
 This release focuses on enhancing the developer experience, improving performance, and ensuring compatibility with the latest technologies.
 
 For detailed information on how to upgrade to Grails 7, including major dependency changes, please see the xref:upgrading#upgrading60x[Upgrading from Grails 6 to Grails 7] section.

grails-doc/src/en/guide/introduction/whatsNew/dependencyUpgrades.adoc

@@ -17,7 +17,7 @@ specific language governing permissions and limitations
 under the License.
 ////
 
-Grails {version} ships with the following dependency upgrades:
+Grails {version} ships with the following foundational dependency versions:
 
 * Groovy {groovyVersion}
 * Spring Framework {springVersion}