Apply suggestions from code review

Code style changes.

Signed-off-by: Steven Cooreman <steven.cooreman@silabs.com>

Co-authored-by: Chris Jones <70633990+chris-jones-arm@users.noreply.github.com>
diff --git a/library/cmac.c b/library/cmac.c
index cdb5ed0..35cca16 100644
--- a/library/cmac.c
+++ b/library/cmac.c
@@ -785,9 +785,9 @@
              * the underlying primitive itself is implemented alternatively,
              * certain features (e.g. AES-192) may be unavailable. This should
              * not cause the selftest function to fail. */
-            if( ( ret == MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED
-                  || ret == MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE )
-                && cipher_type == MBEDTLS_CIPHER_AES_192_ECB ) {
+            if( ( ret == MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED ||
+                  ret == MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE ) &&
+                  cipher_type == MBEDTLS_CIPHER_AES_192_ECB ) {
                 if( verbose != 0 )
                     mbedtls_printf( "skipped\n" );
                 goto next_test;
@@ -869,9 +869,9 @@
              * the underlying primitive itself is implemented alternatively,
              * certain features (e.g. AES-192) may be unavailable. This should
              * not cause the selftest function to fail. */
-            if( ( ret == MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED
-                  || ret == MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE )
-                && cipher_type == MBEDTLS_CIPHER_AES_192_ECB ) {
+            if( ( ret == MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED ||
+                  ret == MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE ) &&
+                  cipher_type == MBEDTLS_CIPHER_AES_192_ECB ) {
                 if( verbose != 0 )
                     mbedtls_printf( "skipped\n" );
                 continue;