Revert "drivers: wireless: Fix ASSERT() in _read_data_len() in gs2200m.c"

We found that the change caused a problem when running a VPN application.
and also confirmed that reverting the commit fixed the issue.

This reverts commit 11a842333f.

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

drivers/wireless/gs2200m.c

@@ -872,12 +872,6 @@ retry:
 
   _write_data(dev, hdr, sizeof(hdr));
 
-  /* NOTE: busy wait 30us
-   * workaround to avoid an invalid frame response
-   */
-
-  up_udelay(30);
-
   /* Wait for data ready */
 
   while (!dev->lower->dready(NULL))
@@ -885,6 +879,12 @@ retry:
       /* TODO: timeout */
     }
 
+  /* NOTE: busy wait 50us
+   * workaround to avoid an invalid frame response
+   */
+
+  up_udelay(50);
+
   /* Read frame response */
 
   _read_data(dev, res, sizeof(res));