staging: rtl8192e: renamed variable MPDU_Density

Coding style issue, checkpatch Avoid CamelCase,
rename it. MPDU_Density -> mpdu_density
Signed-off-by: Gary Rookard <garyrookard@fastmail.org>
Link: https://lore.kernel.org/r/20231206230404.1721-5-garyrookard@fastmail.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl819x_HT.h

@@ -115,7 +115,7 @@ struct rt_hi_throughput {
 	u8 current_ampdu_enable;
 	u8 ampdu_factor;
 	u8 CurrentAMPDUFactor;
-	u8 MPDU_Density;
+	u8 mpdu_density;
 	u8 current_mpdu_density;
 	enum ht_aggre_mode ForcedAMPDUMode;
 	u8 forced_ampdu_factor;

drivers/staging/rtl8192e/rtl819x_HTProc.c

@@ -86,7 +86,7 @@ void ht_update_default_setting(struct rtllib_device *ieee)
 
 	ht_info->ampdu_enable = 1;
 	ht_info->ampdu_factor = 2;
-	ht_info->MPDU_Density = 0;
+	ht_info->mpdu_density = 0;
 
 	ht_info->self_mimo_ps = 3;
 	if (ht_info->self_mimo_ps == 2)
@@ -525,7 +525,7 @@ void HTOnAssocRsp(struct rtllib_device *ieee)
 							    HT_AGG_SIZE_32K);
 		}
 	}
-	ht_info->current_mpdu_density = max_t(u8, ht_info->MPDU_Density,
+	ht_info->current_mpdu_density = max_t(u8, ht_info->mpdu_density,
 					      pPeerHTCap->MPDUDensity);
 	if (ht_info->iot_action & HT_IOT_ACT_TX_USE_AMSDU_8K) {
 		ht_info->current_ampdu_enable = false;
@@ -570,7 +570,7 @@ void HTInitializeHTInfo(struct rtllib_device *ieee)
 
 	ht_info->bCurrent_AMSDU_Support = false;
 	ht_info->nCurrent_AMSDU_MaxSize = ht_info->amsdu_max_size;
-	ht_info->current_mpdu_density = ht_info->MPDU_Density;
+	ht_info->current_mpdu_density = ht_info->mpdu_density;
 	ht_info->CurrentAMPDUFactor = ht_info->ampdu_factor;
 
 	memset((void *)(&ht_info->SelfHTCap), 0,