Update other tests

Author: terry90

tests/ui/large_digit_groups.stderr

@@ -10,7 +10,7 @@ error: digit groups should be smaller
  --> $DIR/large_digit_groups.rs:7:31
   |
 7 |     let bad = (0b1_10110_i64, 0x1_23456_78901_usize, 1_23456_f32, 1_23456.12_f32, 1_23456.12345_f32, 1_23456.12345_6_f32);
-  |                               ^^^^^^^^^^^^^^^^^^^^^ help: consider: `0x123_4567_8901_usize`
+  |                               ^^^^^^^^^^^^^^^^^^^^^ help: consider: `0x0123_4567_8901_usize`
 
 error: digit groups should be smaller
  --> $DIR/large_digit_groups.rs:7:54

tests/ui/literals.stderr

@@ -87,24 +87,38 @@ help: if you mean to use an octal constant, use `0o`
    |                 ^^^^^
 
 error: long literal lacking separators
-  --> $DIR/literals.rs:35:17
+  --> $DIR/literals.rs:39:17
    |
-35 |     let fail9 = 0xabcdef;
+39 |     let fail9 = 0xabcdef;
    |                 ^^^^^^^^ help: consider: `0x00ab_cdef`
    |
    = note: `-D unreadable-literal` implied by `-D warnings`
 
 error: long literal lacking separators
-  --> $DIR/literals.rs:36:18
+  --> $DIR/literals.rs:40:18
    |
-36 |     let fail10 = 0xBAFEBAFE;
+40 |     let fail10 = 0xBAFEBAFE;
    |                  ^^^^^^^^^^ help: consider: `0xBAFE_BAFE`
 
 error: long literal lacking separators
-  --> $DIR/literals.rs:37:18
+  --> $DIR/literals.rs:41:18
    |
-37 |     let fail11 = 0xabcdeff;
+41 |     let fail11 = 0xabcdeff;
    |                  ^^^^^^^^^ help: consider: `0x0abc_deff`
 
-error: aborting due to 14 previous errors
+error: long literal lacking separators
+  --> $DIR/literals.rs:42:18
+   |
+42 |     let fail12 = 0xabcabcabcabcabcabc;
+   |                  ^^^^^^^^^^^^^^^^^^^^ help: consider: `0x00ab_cabc_abca_bcab_cabc`
+
+error: digit groups should be smaller
+  --> $DIR/literals.rs:43:18
+   |
+43 |     let fail13 = 0x1_23456_78901_usize;
+   |                  ^^^^^^^^^^^^^^^^^^^^^ help: consider: `0x0123_4567_8901_usize`
+   |
+   = note: `-D large-digit-groups` implied by `-D warnings`
+
+error: aborting due to 16 previous errors
 

tests/ui/unreadable_literal.stderr

@@ -10,7 +10,7 @@ error: long literal lacking separators
  --> $DIR/unreadable_literal.rs:7:30
   |
 7 |     let bad = (0b110110_i64, 0x12345678901_usize, 123456_f32, 1.234567_f32);
-  |                              ^^^^^^^^^^^^^^^^^^^ help: consider: `0x123_4567_8901_usize`
+  |                              ^^^^^^^^^^^^^^^^^^^ help: consider: `0x0123_4567_8901_usize`
 
 error: long literal lacking separators
  --> $DIR/unreadable_literal.rs:7:51