fix(dict): Remove correction to focus on nearest option

```diff
-diagnotics,diagnostic,diagnostics
+diagnotics,diagnostics
```
"diagnostic" feels like a much less likely correction than "diagnostics"

crates/typos-dict/assets/words.csv

@@ -27217,7 +27217,7 @@ diagnosted,diagnose
 diagnostioc,diagnostic
 diagnostiocs,diagnostics
 diagnotic,diagnostic
-diagnotics,diagnostic,diagnostics
+diagnotics,diagnostics
 diagnsotic,diagnostic
 diagnxostic,diagnostic
 diagonaal,diagonal

crates/typos-dict/benches/benches/aho_corasick_codegen.rs

@@ -117791,7 +117791,7 @@ impl Word {
             &["diagnostic"],
             &["diagnostics"],
             &["diagnostic"],
-            &["diagnostic", "diagnostics"],
+            &["diagnostics"],
             &["diagnostic"],
             &["diagnostic"],
             &["diagonal"],

crates/typos-dict/src/word_codegen.rs

@@ -194750,7 +194750,7 @@ pub static WORD: dictgen::Map<dictgen::InsensitiveStr<'static>, &[&str]> = dictg
             (dictgen::InsensitiveStr::Ascii("advizable"), &["advisable"]),
             (
                 dictgen::InsensitiveStr::Ascii("diagnotics"),
-                &["diagnostic", "diagnostics"],
+                &["diagnostics"],
             ),
             (
                 dictgen::InsensitiveStr::Ascii("corressponded"),