Fix spelling and typographical errors found by cspell

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index 016b219..9c8ec11 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -25,7 +25,7 @@
  */
 
 /**
- * This is an optional version symbol that enables comatibility handling of
+ * This is an optional version symbol that enables compatibility handling of
  * config files.
  *
  * It is equal to the #MBEDTLS_VERSION_NUMBER of the Mbed TLS version that
@@ -2390,7 +2390,7 @@
  *
  * Requires: MBEDTLS_MD_C
  *
- * Uncomment to enable the HMAC_DRBG random number geerator.
+ * Uncomment to enable the HMAC_DRBG random number generator.
  */
 #define MBEDTLS_HMAC_DRBG_C