Corrections o the migration guide

Signed-off-by: TRodziewicz <tomasz.rodziewicz@mobica.com>
diff --git a/docs/3.0-migration-guide.d/remove_ssl_record_checking.md b/docs/3.0-migration-guide.d/remove_ssl_record_checking.md
index a1b8a57..91f6f7e 100644
--- a/docs/3.0-migration-guide.d/remove_ssl_record_checking.md
+++ b/docs/3.0-migration-guide.d/remove_ssl_record_checking.md
@@ -1,10 +1,10 @@
 Remove MBEDTLS_SSL_RECORD_CHECKING option and enable its action by default
 --------------------------------------------------------------------------
 
-This change does not affects users who use the default config.h, as the
+This change does not affect users who use the default config.h, as the
 option MBEDTLS_SSL_RECORD_CHECKING was already on by default.
 
-This option was added only to controls compilation of one function
+This option was added only to control compilation of one function
 (mbedtls_ssl_check_record()) used in DTLS to check a buffer's validity and
 authenticity. Switching it off poses a security risk.