check_config.h: remove checks for DHE-RSA

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 819ea0a..c2b5200 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -74,12 +74,6 @@
 #error "MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED) &&                   \
-    ( !defined(MBEDTLS_DHM_C) || !defined(MBEDTLS_RSA_C) ||           \
-      !defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_PKCS1_V15) )
-#error "MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED defined, but not all prerequisites"
-#endif
-
 #if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED) &&                 \
     ( !defined(MBEDTLS_CAN_ECDH) || !defined(MBEDTLS_RSA_C) ||          \
       !defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_PKCS1_V15) )
@@ -162,7 +156,6 @@
 
 #if defined(MBEDTLS_SSL_PROTO_TLS1_2) &&                                    \
     !(defined(MBEDTLS_KEY_EXCHANGE_RSA_ENABLED) ||                          \
-      defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED) ||                      \
       defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED) ||                    \
       defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) ||                  \
       defined(MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED) ||                     \