Fix Codespell complaints

Author: khoih-prog

README.md

@@ -192,7 +192,7 @@ https://github.com/khoih-prog/AsyncHTTPRequest_RP2040W/blob/73cdc771d7613d2f09a4
 ---
 ---
 
-### Debug Terminal Ouput Samples
+### Debug Terminal Output Samples
 
 #### 1. [AsyncHTTPRequest](examples/AsyncHTTPRequest) running on RASPBERRY_PI_PICO_W using CYW43439 WiFi
 

changelog.md

@@ -32,7 +32,7 @@
 
 ### Release v1.2.1
 
-1. Fix bug of wrong `reqStates`. Check [Release 1.9 breakes previously running code #39](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/39) and [Callback behaviour is buggy (ESP8266) #43](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/43)
+1. Fix bug of wrong `reqStates`. Check [Release 1.9 breaks previously running code #39](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/39) and [Callback behaviour is buggy (ESP8266) #43](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/43)
 2. Optional larger `DEFAULT_RX_TIMEOUT` from default 3s, for slower networks
 
 ### Release v1.2.0

platformio/platformio.ini

@@ -53,7 +53,7 @@ lib_deps =
 build_flags =
 ; set your debug output (default=Serial)
 ; -D DEBUG_ESP_PORT=Serial
-; comment the folowing line to enable WiFi debugging
+; comment the following line to enable WiFi debugging
 ; -D NDEBUG
 
 [env:portenta_h7_m7]