chore: capitalize section heading title

per @jhonmike suggestions

Author: NivaldoFarias

src/content/reference/react-compiler/target.md

@@ -101,7 +101,7 @@ import { c as _c } from 'react-compiler-runtime';
 
 ---
 
-## Solução de problemas {/*troubleshooting*/}
+## Solução de Problemas {/*troubleshooting*/}
 
 ### Erros de runtime sobre runtime do compilador ausente {/*missing-runtime*/}
 
@@ -145,4 +145,4 @@ import { c } from 'react/compiler-runtime'
 // Para React 17/18 (runtime polyfill)
 import { c } from 'react-compiler-runtime'
 //                      ^
-```
+```