Fix test comment for while_let_on_iterator

Author: Jarcho

tests/ui/while_let_on_iterator.fixed

@@ -148,10 +148,8 @@ fn issue1121() {
 }
 
 fn issue2965() {
-    // This should not cause an ICE and suggest:
-    //
-    // for _ in values.iter() {}
-    //
+    // This should not cause an ICE
+
     use std::collections::HashSet;
     let mut values = HashSet::new();
     values.insert(1);

tests/ui/while_let_on_iterator.rs

@@ -148,10 +148,8 @@ fn issue1121() {
 }
 
 fn issue2965() {
-    // This should not cause an ICE and suggest:
-    //
-    // for _ in values.iter() {}
-    //
+    // This should not cause an ICE
+
     use std::collections::HashSet;
     let mut values = HashSet::new();
     values.insert(1);

tests/ui/while_let_on_iterator.stderr

@@ -43,69 +43,69 @@ LL |         while let Some(_) = y.next() {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for _ in y`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:193:9
+  --> $DIR/while_let_on_iterator.rs:191:9
    |
 LL |         while let Some(m) = it.next() {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for m in &mut it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:204:5
+  --> $DIR/while_let_on_iterator.rs:202:5
    |
 LL |     while let Some(n) = it.next() {
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for n in it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:206:9
+  --> $DIR/while_let_on_iterator.rs:204:9
    |
 LL |         while let Some(m) = it.next() {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for m in it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:215:9
+  --> $DIR/while_let_on_iterator.rs:213:9
    |
 LL |         while let Some(m) = it.next() {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for m in it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:224:9
+  --> $DIR/while_let_on_iterator.rs:222:9
    |
 LL |         while let Some(m) = it.next() {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for m in &mut it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:241:9
+  --> $DIR/while_let_on_iterator.rs:239:9
    |
 LL |         while let Some(m) = it.next() {
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for m in &mut it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:256:13
+  --> $DIR/while_let_on_iterator.rs:254:13
    |
 LL |             while let Some(i) = self.0.next() {
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for i in &mut self.0`
 
 error: manual `!RangeInclusive::contains` implementation
-  --> $DIR/while_let_on_iterator.rs:257:20
+  --> $DIR/while_let_on_iterator.rs:255:20
    |
 LL |                 if i < 3 || i > 7 {
    |                    ^^^^^^^^^^^^^^ help: use: `!(3..=7).contains(&i)`
    |
    = note: `-D clippy::manual-range-contains` implied by `-D warnings`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:288:13
+  --> $DIR/while_let_on_iterator.rs:286:13
    |
 LL |             while let Some(i) = self.0.0.0.next() {
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for i in &mut self.0.0.0`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:317:5
+  --> $DIR/while_let_on_iterator.rs:315:5
    |
 LL |     while let Some(n) = it.next() {
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for n in &mut it`
 
 error: this loop could be written as a `for` loop
-  --> $DIR/while_let_on_iterator.rs:327:5
+  --> $DIR/while_let_on_iterator.rs:325:5
    |
 LL |     while let Some(..) = it.next() {
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `for _ in it`