Update comments

Author: PaulZC

Firmware/RTK_Everywhere/GNSS_Mosaic.ino

@@ -2375,7 +2375,7 @@ void GNSS_MOSAIC::storeBlock4007(SEMP_PARSE_STATE *parse)
     _altitude = (float)sempSbfGetF8(parse, 32);
     _horizontalAccuracy = ((float)sempSbfGetU2(parse, 90)) / 100.0; // Convert from cm to m
     _satellitesInView = sempSbfGetU1(parse, 74);
-    if (_satellitesInView == 255)
+    if (_satellitesInView == 255) // 255 indicates "Do-Not-Use"
         _satellitesInView = 0;
     _fixType = sempSbfGetU1(parse, 14) & 0x0F;
     _determiningFixedPosition = (sempSbfGetU1(parse, 14) >> 6) & 0x01;
@@ -2653,7 +2653,7 @@ void processSBFReceiverSetup(SEMP_PARSE_STATE *parse, uint16_t type)
                  sempSbfGetString(parse, 196)); // Extract RXVersion
 
         // gnssFirmwareVersion is 4.14.4, 4.14.10.1, etc.
-        // Create gnssFirmwareVersionInt from the first two fields only so it will fit on the OLED
+        // Create gnssFirmwareVersionInt from the first two fields only, so it will fit on the OLED
         int verMajor = 0;
         int verMinor = 0;
         sscanf(gnssFirmwareVersion, "%d.%d.", &verMajor, &verMinor); // Do we care if this fails?