don't allow break/continue in each and items command (#13398)

# Description
Fixes: #11451

# User-Facing Changes
### Before
```nushell
❯ [1 2 3] | each {|e| break; print $e }
╭────────────╮
│ empty list │
╰────────────╯
```

### After
```
❯ [1 2 3] | each {|e| break; print $e }
Error: nu:🐚:eval_block_with_input

  × Eval block failed with pipeline input
   ╭─[entry #9:1:2]
 1 │ [1 2 3] | each {|e| break; print $e }
   ·  ┬
   ·  ╰── source value
   ╰────

Error:   × Break used outside of loop
   ╭─[entry #9:1:21]
 1 │ [1 2 3] | each {|e| break; print $e }
   ·                     ──┬──
   ·                       ╰── used outside of loop
   ╰────
```

# Tests + Formatting
Removes some tests.

crates/nu-command/tests/commands/break_.rs

@@ -15,12 +15,3 @@ fn break_while_loop() {
 
     assert_eq!(actual.out, "hello");
 }
-
-#[test]
-fn break_each() {
-    let actual = nu!("
-        [1, 2, 3, 4, 5] | each {|x| if $x > 3 { break }; $x} | math sum
-        ");
-
-    assert_eq!(actual.out, "6");
-}

crates/nu-command/tests/commands/each.rs

@@ -58,22 +58,6 @@ fn each_while_uses_enumerate_index() {
     assert_eq!(actual.out, "[0, 1, 2, 3]");
 }
 
-#[test]
-fn each_element_continue_command() {
-    let actual =
-        nu!("[1,2,3,4,6,7] | each { |x| if ($x mod 2 == 0) {continue} else { $x }} | to nuon");
-
-    assert_eq!(actual.out, "[1, 3, 7]");
-}
-
-#[test]
-fn each_element_break_command() {
-    let actual =
-        nu!("[1,2,5,4,6,7] | each { |x| if ($x mod 3 == 0) {break} else { $x }} | to nuon");
-
-    assert_eq!(actual.out, "[1, 2, 5, 4]");
-}
-
 #[test]
 fn errors_in_nested_each_show() {
     let actual = nu!("[[1,2]] | each {|x| $x | each {|y| error make {msg: \"oh noes\"} } }");