Bump the guide-dependencies-gradle group across 2 directories with 2 updates

Bumps the guide-dependencies-gradle group with 2 updates in the /complete directory: com.vaadin:vaadin-bom and [com.vaadin](https://github.com/vaadin/platform).
Bumps the guide-dependencies-gradle group with 2 updates in the /initial directory: com.vaadin:vaadin-bom and [com.vaadin](https://github.com/vaadin/platform).


Updates `com.vaadin:vaadin-bom` from 24.8.0 to 24.9.1

Updates `com.vaadin` from 24.8.0 to 24.9.1
- [Release notes](https://github.com/vaadin/platform/releases)
- [Commits](vaadin/platform@24.8.0...24.9.1)

Updates `com.vaadin:vaadin-bom` from 24.8.0 to 24.9.1

Updates `com.vaadin` from 24.8.0 to 24.9.1
- [Release notes](https://github.com/vaadin/platform/releases)
- [Commits](vaadin/platform@24.8.0...24.9.1)

---
updated-dependencies:
- dependency-name: com.vaadin:vaadin-bom
  dependency-version: 24.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: guide-dependencies-gradle
- dependency-name: com.vaadin
  dependency-version: 24.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: guide-dependencies-gradle
- dependency-name: com.vaadin:vaadin-bom
  dependency-version: 24.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: guide-dependencies-gradle
- dependency-name: com.vaadin
  dependency-version: 24.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: guide-dependencies-gradle
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

complete/build.gradle

@@ -1,7 +1,7 @@
 plugins {
 	id 'java'
 	id 'org.springframework.boot' version '3.5.0'
-	id 'com.vaadin' version '24.8.0'
+	id 'com.vaadin' version '24.9.1'
 }
 
 apply plugin: 'io.spring.dependency-management'
@@ -15,7 +15,7 @@ repositories {
 }
 
 ext {
-	vaadinVersion = '24.8.0'
+	vaadinVersion = '24.9.1'
 }
 
 dependencies {

initial/build.gradle

@@ -1,7 +1,7 @@
 plugins {
 	id 'java'
 	id 'org.springframework.boot' version '3.5.0'
-	id 'com.vaadin' version '24.8.0'
+	id 'com.vaadin' version '24.9.1'
 }
 
 apply plugin: 'io.spring.dependency-management'
@@ -15,7 +15,7 @@ repositories {
 }
 
 ext {
-	vaadinVersion = '24.8.0'
+	vaadinVersion = '24.9.1'
 }
 
 dependencies {