!5 Remove redundant gdb from BuildRequires

From: @fly_fzc
Reviewed-by: @xiezhipeng1
Signed-off-by: @xiezhipeng1

utf8proc.spec

@@ -1,12 +1,12 @@
 Name:     utf8proc
 Version:  2.6.1
-Release:  1
+Release:  2
 Summary:  A library provides Unicode normalization
 License:  MIT
 URL:      https://juliastrings.github.io/utf8proc/
 Source0:  https://github.com/JuliaStrings/utf8proc/archive/v%{version}.tar.gz#/%{name}-v%{version}.tar.gz
 
-BuildRequires:  gcc gdb
+BuildRequires:  gcc
 
 %description
 Utf8proc is a small, clean C library that provides Unicode normalization, case-folding,
@@ -53,6 +53,9 @@ make check
 %doc README.md NEWS.md lump.md
 
 %changelog
+* Tue Jul 20 2021 fuanan <fuanan3@hauwei.com> - 2.6.1-2
+- Remove redundant gdb from BuildRequires
+
 * Thu Jan 28 2021 fuanan <fuanan3@hauwei.com> - 2.6.1-1
 - Update to version 2.6.1