fix: Properly suppress log messages after updating to multi-threading support (#98)

Author: akolosov-n

kotlin-mbedtls/src/main/kotlin/org/opencoap/ssl/SslConfig.kt

@@ -189,13 +189,13 @@ class SslConfig(
             if (debugLevel == 1) {
                 // Introduced in MbedTLS 4.0.0: this log message should be at trace level, not warning
                 // These should be fixed in the next MbedTLS release of 4.x
-                if (message?.startsWith("Perform PSA-based ECDH computation") == true) return
-                if (message?.startsWith("<= mbedtls_ssl_check_record") == true) return
-                if (message?.startsWith("=> mbedtls_ssl_check_record") == true) return
+                if (message?.contains("Perform PSA-based ECDH computation") == true) return
+                if (message?.contains("<= mbedtls_ssl_check_record") == true) return
+                if (message?.contains("=> mbedtls_ssl_check_record") == true) return
 
                 // logs when close notify is received
-                if (message?.startsWith("mbedtls_ssl_handle_message_type() returned -30848 (-0x7880)") == true) return
-                if (message?.startsWith("mbedtls_ssl_read_record() returned -30848 (-0x7880)") == true) return
+                if (message?.contains("mbedtls_ssl_handle_message_type() returned -30848 (-0x7880)") == true) return
+                if (message?.contains("mbedtls_ssl_read_record() returned -30848 (-0x7880)") == true) return
             }
 
             when (debugLevel) {