Fix copy pasta in x509_crt.h
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index c172857..293a710 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -695,7 +695,7 @@
  *                  first entry of the generated linked list holding
  *                  the subject name.
  *
- * \note            Depending in your use case, consider using the raw ASN.1
+ * \note            Depending on your use case, consider using the raw ASN.1
  *                  describing the subject name instead of the heap-allocated
  *                  linked list generated by this call. The pointers to the
  *                  raw ASN.1 data are part of the CRT frame that can be queried
@@ -720,8 +720,8 @@
  *                  first entry of the generated linked list holding
  *                  the subject name.
  *
- * \note            Depending in your use case, consider using the raw ASN.1
- *                  describing the subject name instead of the heap-allocated
+ * \note            Depending on your use case, consider using the raw ASN.1
+ *                  describing the issuer name instead of the heap-allocated
  *                  linked list generated by this call. The pointers to the
  *                  raw ASN.1 data are part of the CRT frame that can be queried
  *                  via mbedtls_x509_crt_get_frame(), and they can be traversed