Merge changes I8175344d,Ic26c9b03 into main

* changes:
  cpplint: fix and enable readability/check
  cpplint: fix and enable whitespace/blank_line

GitOrigin-RevId: d02482c2e76f85c9efba863907c50b5d66601ad2
Change-Id: I527dbe1662535996c4985a79d10c02e99b7aa32f
diff --git a/system/embdrv/sbc/decoder/include/oi_bt_spec.h b/system/embdrv/sbc/decoder/include/oi_bt_spec.h
index c0091cb..26c8d18 100644
--- a/system/embdrv/sbc/decoder/include/oi_bt_spec.h
+++ b/system/embdrv/sbc/decoder/include/oi_bt_spec.h
@@ -140,7 +140,6 @@
   OI_LINK_KEY_TYPE_UNAUTHENTICATED = 4, /* Unauthenticated */
   OI_LINK_KEY_TYPE_AUTHENTICATED = 5,   /* Authenticated */
   OI_LINK_KEY_TYPE_CHANGED_COMBO = 6    /* Changed */
-
 } OI_BT_LINK_KEY_TYPE;
 
 /* Number of bytes allocated for a PIN (personal indentification number) */
diff --git a/system/embdrv/sbc/decoder/include/oi_status.h b/system/embdrv/sbc/decoder/include/oi_status.h
index 28d9f04..b91809f 100644
--- a/system/embdrv/sbc/decoder/include/oi_status.h
+++ b/system/embdrv/sbc/decoder/include/oi_status.h
@@ -684,7 +684,6 @@
                              status. (Only to be used for special cases
                              involving OI_SLOG_ERROR() and OI_SLOG_WARNING().)
                              */
-
 } OI_STATUS;
 
 /* Remember to update the #define below when new reserved blocks are added to
diff --git a/system/embdrv/sbc/encoder/include/sbc_encoder.h b/system/embdrv/sbc/encoder/include/sbc_encoder.h
index 4c8d2c6..d225b5d 100644
--- a/system/embdrv/sbc/encoder/include/sbc_encoder.h
+++ b/system/embdrv/sbc/encoder/include/sbc_encoder.h
@@ -186,7 +186,6 @@
   uint16_t FrameHeader;
   uint8_t Format; /* Default to be SBC_FORMAT_GENERAL for SBC if not assigned.
                     Assigning to SBC_FORMAT_MSBC for mSBC */
-
 } SBC_ENC_PARAMS;
 
 #ifdef __cplusplus