Fix checkfiles

Author: Kordyjan

tests/neg/i11350.check

@@ -1,15 +1,15 @@
 -- [E081] Type Error: tests/neg/i11350.scala:1:39 ----------------------------------------------------------------------
 1 |class A1[T](action: A1[T] ?=> String = "") // error
   |                                       ^
-  |                                       Could not infer type for parameter contextual$1 of anonymous function
+  |                                       Could not infer type for parameter evidence$1 of anonymous function
   |
   |                                       Partially inferred type for the parameter: A1[<?>]
   |
   |                                       Expected type for the whole anonymous function: (A1[<?>]) ?=> String
 -- [E081] Type Error: tests/neg/i11350.scala:2:39 ----------------------------------------------------------------------
 2 |class A2[T](action: A1[T] ?=> String = summon[A1[T]]) // error
   |                                       ^
-  |                                       Could not infer type for parameter contextual$2 of anonymous function
+  |                                       Could not infer type for parameter evidence$2 of anonymous function
   |
   |                                       Partially inferred type for the parameter: A1[<?>]
   |

tests/run-staging/multi-staging.check

@@ -1,5 +1,5 @@
 stage1 code: ((q1: scala.quoted.Quotes) ?=> {
   val x1: scala.Int = 2
-  scala.quoted.runtime.Expr.quote[scala.Int](1.+(scala.quoted.runtime.Expr.splice[scala.Int](((contextual$5: scala.quoted.Quotes) ?=> scala.quoted.Expr.apply[scala.Int](x1)(scala.quoted.ToExpr.IntToExpr[scala.Int])(contextual$5))))).apply(using q1)
+  scala.quoted.runtime.Expr.quote[scala.Int](1.+(scala.quoted.runtime.Expr.splice[scala.Int](((evidence$5: scala.quoted.Quotes) ?=> scala.quoted.Expr.apply[scala.Int](x1)(scala.quoted.ToExpr.IntToExpr[scala.Int])(evidence$5))))).apply(using q1)
 })
 3

tests/run-staging/quote-nested-2.check

@@ -1,4 +1,4 @@
 ((q: scala.quoted.Quotes) ?=> {
   val a: scala.quoted.Expr[scala.Int] = scala.quoted.runtime.Expr.quote[scala.Int](4).apply(using q)
-  ((contextual$2: scala.quoted.Quotes) ?=> a).apply(using q)
+  ((evidence$2: scala.quoted.Quotes) ?=> a).apply(using q)
 })

tests/run-staging/quote-nested-5.check

@@ -1,4 +1,4 @@
 ((q: scala.quoted.Quotes) ?=> {
   val a: scala.quoted.Expr[scala.Int] = scala.quoted.runtime.Expr.quote[scala.Int](4).apply(using q)
-  ((q2: scala.quoted.Quotes) ?=> ((contextual$2: scala.quoted.Quotes) ?=> a).apply(using q2))
+  ((q2: scala.quoted.Quotes) ?=> ((evidence$2: scala.quoted.Quotes) ?=> a).apply(using q2))
 }.apply(using q))