Add bom dependency to samples

[backwind1233]

1. Add bom dependency

<dependencyManagement>
    <dependencies>
      <dependency>
          <groupId>com.azure.spring</groupId>
          <artifactId>azure-spring-cloud-dependencies</artifactId>
          <version>2.9.0</version>
          <type>pom</type>
          <scope>import</scope>
        </dependency>
    </dependencies>
  </dependencyManagement>

<dependencyManagement>
    <dependencies>
        <dependency>
          <groupId>com.azure.spring</groupId>
          <artifactId>azure-spring-boot-bom</artifactId>
          <version>3.9.0</version>
          <type>pom</type>
          <scope>import</scope>
        </dependency>
    </dependencies>
  </dependencyManagement>

2. update to the lastest version

[chenrujun]

It can be deleted if we import azure-spring-boot-bom or azure-spring-cloud-dependencies.

Refs:

1. https://repo1.maven.org/maven2/com/azure/spring/azure-spring-boot-bom/3.9.0/azure-spring-boot-bom-3.9.0.pom
2. https://repo1.maven.org/maven2/com/azure/spring/azure-spring-cloud-dependencies/2.9.0/azure-spring-cloud-dependencies-2.9.0.pom
3. https://repo1.maven.org/maven2/com/azure/azure-sdk-bom/1.0.4/azure-sdk-bom-1.0.4.pom

[chenrujun]

LGTM

[backwind1233]

#62