Remove UTF-8 chars

Author: padelsbach

tests/api.c

@@ -34498,7 +34498,7 @@ static int test_zd21414_pkcs7_ori_oid_overflow(void)
     if (pkcs7 != NULL) {
         /* ORI decrypt callback must be set or parser skips ORI processing */
         wc_PKCS7_SetOriDecryptCb(pkcs7, oriDecryptCb_zd21414);
-        /* Without fix: overflows oriOID[32] → crash.
+        /* Without fix: overflows oriOID[32] -> crash.
          * With fix: returns BUFFER_E before the copy. */
         ExpectIntLT(wc_PKCS7_DecodeEnvelopedData(pkcs7, (byte*)malformed,
             (word32)sizeof(malformed), decoded, sizeof(decoded)), 0);
@@ -34556,7 +34556,7 @@ static int test_zd21418_ecc_invalid_curve_point(void)
 #if !(defined(HAVE_SELFTEST) || (defined(HAVE_FIPS) && FIPS_VERSION3_LT(7,0,0)))
 #if defined(HAVE_ECC) && !defined(NO_ECC256)
     ecc_key peerKey;
-    /* Invalid point (3, 3) — NOT on P-256 curve y^2 = x^3 - 3x + b */
+    /* Invalid point (3, 3) - NOT on P-256 curve y^2 = x^3 - 3x + b */
     byte badPt[65];
 
     XMEMSET(&peerKey, 0, sizeof(peerKey));
@@ -34586,7 +34586,7 @@ static int test_zd21422_pkcs7_padding_oracle(void)
     defined(WOLFSSL_AES_256) && !defined(NO_PKCS7_ENCRYPTED_DATA)
     PKCS7 pkcs7;
     byte key[32];
-    byte plaintext[27]; /* 27 bytes → padded to 32 → padding = 05 05 05 05 05 */
+    byte plaintext[27]; /* 27 bytes -> padded to 32 -> padding = 05 05 05 05 05 */
     byte encoded[4096];
     byte output[256];
     byte modified[4096];
@@ -34643,15 +34643,15 @@ static int test_zd21422_pkcs7_padding_oracle(void)
         /* Flip byte in penultimate block to corrupt interior padding */
         modified[ctOff + ctLen - 32 + 11] ^= 0x42;
 
-        /* Decrypt modified ciphertext — must fail, not succeed */
+        /* Decrypt modified ciphertext - must fail, not succeed */
         XMEMSET(&pkcs7, 0, sizeof(pkcs7));
         ExpectIntEQ(wc_PKCS7_Init(&pkcs7, NULL, 0), 0);
         pkcs7.encryptionKey   = key;
         pkcs7.encryptionKeySz = sizeof(key);
 
         outSz = wc_PKCS7_DecodeEncryptedData(&pkcs7, modified,
             (word32)encodedSz, output, sizeof(output));
-        /* Must return an error — if it returns plaintext size, padding
+        /* Must return an error - if it returns plaintext size, padding
          * oracle vulnerability exists */
         ExpectIntLT(outSz, 0);
         wc_PKCS7_Free(&pkcs7);