Bump Maven to 3.9.9 and Wrapper to 3.3.2.

RELNOTES=n/a
PiperOrigin-RevId: 685852848

Author: cpovirk

.mvn/wrapper/maven-wrapper.properties

@@ -14,6 +14,8 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.6/apache-maven-3.9.6-bin.zip
-distributionSha256Sum=83aaf914c785c9faed661f223000a92d1de9553f5c82d3b4362e66d9c031625f
-wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar
+wrapperVersion=3.3.2
+distributionType=script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.9/apache-maven-3.9.9-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.3.2/maven-wrapper-3.3.2.jar
+distributionSha256Sum=4ec3f26fb1a692473aea0235c300bd20f0f9fe741947c82c1234cefd76ac3a3c