Fix parantheses on return and sizeof statements.

Used script:
```
import re
import sys

for arg in sys.argv[1:]:
    print(arg)
    with open(arg, 'r') as file:
        content = file.read()
        content = re.sub(r"return\s?\((?!.*\).*\()\s*\n?(.*)\n?\);", r"return \1;", \
            content, flags = re.M)
        content = re.sub(r"sizeof ([^\(][a-zA-Z0-9_\[\]]*)", r"sizeof(\1)",\
            content, flags = re.M)
    with open(arg, 'w') as file:
        file.write(content)

```
Executed with:
` find . -regextype posix-egrep -regex ".*\.([hc]|fmt|function)" | xargs -L1 python script.py`

Signed-off-by: Mateusz Starzyk <mateusz.starzyk@mobica.com>
diff --git a/library/psa_crypto_client.c b/library/psa_crypto_client.c
index 629feb7..7dc36a8 100644
--- a/library/psa_crypto_client.c
+++ b/library/psa_crypto_client.c
@@ -47,7 +47,7 @@
     {
         copy = mbedtls_calloc( 1, data_length );
         if( copy == NULL )
-            return( PSA_ERROR_INSUFFICIENT_MEMORY );
+            return PSA_ERROR_INSUFFICIENT_MEMORY ;
         memcpy( copy, data, data_length );
     }
     /* After this point, this function is guaranteed to succeed, so it
@@ -63,7 +63,7 @@
     attributes->domain_parameters = copy;
     attributes->domain_parameters_size = data_length;
     attributes->core.type = type;
-    return( PSA_SUCCESS );
+    return PSA_SUCCESS ;
 }
 
 psa_status_t psa_get_key_domain_parameters(
@@ -71,12 +71,12 @@
     uint8_t *data, size_t data_size, size_t *data_length )
 {
     if( attributes->domain_parameters_size > data_size )
-        return( PSA_ERROR_BUFFER_TOO_SMALL );
+        return PSA_ERROR_BUFFER_TOO_SMALL ;
     *data_length = attributes->domain_parameters_size;
     if( attributes->domain_parameters_size != 0 )
         memcpy( data, attributes->domain_parameters,
                 attributes->domain_parameters_size );
-    return( PSA_SUCCESS );
+    return PSA_SUCCESS ;
 }
 
 #endif /* MBEDTLS_PSA_CRYPTO_CLIENT */