chore: Rearrange firebase admin pom deps (#1066)

Co-authored-by: Jonathan Edey <[email protected]>

Author: lqiu96

pom.xml

@@ -389,18 +389,15 @@
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
-            <dependency>
-                <groupId>com.google.api-client</groupId>
-                <artifactId>google-api-client-bom</artifactId>
-                <version>2.7.2</version>
-                <type>pom</type>
-                <scope>import</scope>
-            </dependency>
         </dependencies>
     </dependencyManagement>
 
     <dependencies>
         <!-- Google Cloud Platform dependencies -->
+        <dependency>
+            <groupId>com.google.auth</groupId>
+            <artifactId>google-auth-library-oauth2-http</artifactId>
+        </dependency>
         <dependency>
             <groupId>com.google.api-client</groupId>
             <artifactId>google-api-client</artifactId>
@@ -417,10 +414,6 @@
             <groupId>com.google.api</groupId>
             <artifactId>api-common</artifactId>
         </dependency>
-        <dependency>
-            <groupId>com.google.auth</groupId>
-            <artifactId>google-auth-library-oauth2-http</artifactId>
-        </dependency>
         <dependency>
             <groupId>com.google.cloud</groupId>
             <artifactId>google-cloud-storage</artifactId>