Add comments about where stuff is freed

Author: PaulZC

Firmware/RTK_Everywhere/Begin.ino

@@ -671,6 +671,7 @@ void beginGnssUart()
     length = settings.gnssHandlerBufferSize + (rbOffsetEntries * sizeof(RING_BUFFER_OFFSET));
     ringBuffer = nullptr;
 
+    // Never freed...
     if (rbOffsetArray == nullptr)
     {
         if (online.psram == true)

Firmware/RTK_Everywhere/Form.ino

@@ -271,6 +271,7 @@ bool startWebServer(bool startWiFi = true, int httpPort = 80)
                 MDNS.addService("http", "tcp", 80); // Add service to MDNS-SD
         }
 
+        // Freed by stopWebServer
         if (online.psram == true)
             incomingSettings = (char *)ps_malloc(AP_CONFIG_SETTING_SIZE);
         else
@@ -284,6 +285,7 @@ bool startWebServer(bool startWiFi = true, int httpPort = 80)
         memset(incomingSettings, 0, AP_CONFIG_SETTING_SIZE);
 
         // Pre-load settings CSV
+        // Freed by stopWebServer
         if (online.psram == true)
             settingsCSV = (char *)ps_malloc(AP_CONFIG_SETTING_SIZE);
         else

Firmware/RTK_Everywhere/PointPerfectLibrary.ino

@@ -132,6 +132,7 @@ void beginPPL()
     reportHeapNow(false);
 
     // PPL_MAX_RTCM_BUFFER is 3345 bytes so we create it on the heap
+    // Freed by stopPPL()
     if (pplRtcmBuffer == nullptr)
     {
         if (online.psram == true)