Fix typo in `library/entropy.c`
@@ -564,7 +564,7 @@ static int mbedtls_entropy_source_self_test_check_bits( const unsigned char *buf
}
/*
- * A test to ensure hat the entropy sources are functioning correctly
+ * A test to ensure that the entropy sources are functioning correctly
* and there is no obvious failure. The test performs the following checks:
* - The entropy source is not providing only 0s (all bits unset) or 1s (all
* bits set).
