Removed unneccessary variable and white space, as suggested by code r…

…eview

Tools/scripts/esp32_get_idf.sh

@@ -2,7 +2,6 @@
 # if you have modules/esp_idf setup as a submodule, then leave it as a submodule and switch branches
 
 COMMIT="cc3203dc4f087ab41b434afff1ed7520c6d90993"
-CHECKOUT="cc3203d"
 
 if [ ! -d modules ]; then
 echo "this script needs to be run from the root of your repo, sorry, giving up."
@@ -29,7 +28,7 @@ else
         echo "found empty IDF, cloning"
         # add esp_idf as almost submodule, depths  uses less space
         git clone -b 'release/v5.3'  https://github.com/espressif/esp-idf.git esp_idf
-        git checkout $CHECKOUT
+        git checkout $COMMIT
     fi
 fi
 
@@ -43,13 +42,13 @@ else
     echo "looks like an idf, but not v5.3 branch, or wrong commit , trying to switch branch and reflect upstream";
     ../../Tools/gittools/submodule-sync.sh >/dev/null
     git fetch ; git checkout -f release/v5.3 
-    git checkout $CHECKOUT
+    git checkout $COMMIT
 
     # retry same as above
     echo `git rev-parse HEAD`
     if [ `git rev-parse HEAD` == '$COMMIT' ]; then 
         echo "IDF version 'release/5.3' found OK, great."; 
-        git checkout $CHECKOUT
+        git checkout $COMMIT
     fi
 fi
 cd ../..

libraries/AP_HAL_ESP32/HAL_ESP32_Class.cpp

@@ -26,9 +26,7 @@
 #include "RCInput.h"
 #include "RCOutput.h"
 #include "Storage.h"
-
 #include "AnalogIn.h"
-
 #include "Util.h"
 #if AP_SIM_ENABLED
 #include <AP_HAL/SIMState.h>