fix: Address gemini review

Author: jonathanedey

src/main/java/com/google/firebase/internal/ApacheHttp2AsyncEntityConsumer.java

@@ -49,9 +49,14 @@ public void updateCapacity(CapacityChannel capacityChannel) throws IOException {
 
   @Override
   public void consume(ByteBuffer src) throws IOException {
-    byte[] bytes = new byte[src.remaining()];
-    src.get(bytes);
-    buffer.write(bytes);
+    if (src.hasArray()) {
+      buffer.write(src.array(), src.arrayOffset() + src.position(), src.remaining());
+      src.position(src.limit());
+    } else {
+      byte[] bytes = new byte[src.remaining()];
+      src.get(bytes);
+      buffer.write(bytes);
+    }
   }
 
   @Override

src/test/java/com/google/firebase/internal/ApacheHttp2TransportTest.java

@@ -376,10 +376,8 @@ public void handle(
 
       boolean wasAutoDecompressed = response.getContentEncoding() == null;
       if (wasAutoDecompressed) {
-        System.out.println("Auto-decompressed");
         assertEquals(originalContent.length(), response.getContentLength());
       } else {
-        System.out.println("Not auto-decompressed");
         assertEquals("gzip", response.getContentEncoding());
         assertEquals(gzippedContent.length, response.getContentLength());
       }