Fix some whitespace issues

src/bls12_381.c

@@ -747,4 +747,4 @@ TEST_LIST = {
     {NULL, NULL} /* zero record marks the end of the list */
 };
 
-#endif // KZGTEST
+#endif // KZGTEST

src/bls12_381.h

@@ -132,4 +132,4 @@ void g2_dbl(g2_t *out, const g2_t *a);
 void g1_linear_combination(g1_t *out, const g1_t *p, const fr_t *coeffs, const uint64_t len);
 bool pairings_verify(const g1_t *a1, const g2_t *a2, const g1_t *b1, const g2_t *b2);
 
-#endif // BLS12_381_H
+#endif // BLS12_381_H

src/kzg_proofs.c

@@ -155,7 +155,7 @@ C_KZG_RET compute_proof_single_l(g1_t *out, const poly_l *p, const fr_t *x, cons
 
   for (i = 0; i < q.length; i++) {
     fr_mul(&q.values[i], &q.values[i], &inverses[i]);
-  }  
+  }
   if (m) { // ω_m == x
     q.values[--m] = fr_zero;
     for (i=0; i < q.length; i++) {