Replace tan(91) with tan(135)

Author: object-Object

src/logic/vm/mod.rs

@@ -918,7 +918,7 @@ mod tests {
             ("tan", "0", 0.into()),
             ("tan", "45", 0.9999999999999999.into()),
             ("tan", "90", 16331239353195370i64.into()),
-            ("tan", "91", (-57.28996163075955).into()),
+            ("tan", "135", (-1.0000000000000002).into()),
             // asin
             ("asin", "-0.5", (-30.000000000000004).into()),
             ("asin", "0", 0.into()),