[gcc r15-9260] libstdc++: Remove stray pragma in new header [PR119642]

[Jonathan Wakely]

https://gcc.gnu.org/g:3b1cf36eb47e217b6f093abd9f76ea358d456e2e

commit r15-9260-g3b1cf36eb47e217b6f093abd9f76ea358d456e2e
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Mon Apr 7 11:30:41 2025 +0100

    libstdc++: Remove stray pragma in new header [PR119642]
    
    libstdc++-v3/ChangeLog:
    
            PR libstdc++/119642
            * include/bits/formatfwd.h: Remove stray pragma.

Diff:
---
 libstdc++-v3/include/bits/formatfwd.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libstdc++-v3/include/bits/formatfwd.h b/libstdc++-v3/include/bits/formatfwd.h
index 44922cb83fc7..a6b5ac8c8ce1 100644
--- a/libstdc++-v3/include/bits/formatfwd.h
+++ b/libstdc++-v3/include/bits/formatfwd.h
@@ -67,5 +67,4 @@ namespace __format
 _GLIBCXX_END_NAMESPACE_VERSION
 } // namespace std
 #endif // __glibcxx_format
-#pragma GCC diagnostic pop
 #endif // _GLIBCXX_FORMAT_FWD_H