remove PARANOID from comments

src/parse.y

@@ -3399,8 +3399,7 @@ scan_oct(const int *start, int len, int *retlen)
   const int *s = start;
   int retval = 0;
 
-  /* PARANOID: assert(len <= 3) */
-
+  /* assert(len <= 3) */
   while (len-- && *s >= '0' && *s <= '7') {
     retval <<= 3;
     retval |= *s++ - '0';
@@ -3418,8 +3417,7 @@ scan_hex(const int *start, int len, int *retlen)
   register int retval = 0;
   char *tmp;
 
-  /* PARANOID: assert(len <= 2) */
-
+  /* assert(len <= 2) */
   while (len-- && *s && (tmp = strchr(hexdigit, *s))) {
     retval <<= 4;
     retval |= (tmp - hexdigit) & 15;

src/string.c

@@ -563,8 +563,7 @@ str_eql(mrb_state *mrb, const mrb_value str1, const mrb_value str2)
 {
   const size_t len = RSTRING_LEN(str1);
 
-  /* PARANOID: assert(SIZE_MAX >= MRB_INT_MAX) */
-
+  /* assert(SIZE_MAX >= MRB_INT_MAX) */
   if (len != RSTRING_LEN(str2)) return FALSE;
   if (memcmp(RSTRING_PTR(str1), RSTRING_PTR(str2), len) == 0)
     return TRUE;