!13 remove invalid gdb build dependency

From: @zhangyiru330
Reviewed-by: @SuperSix173
Signed-off-by: @SuperSix173

gperftools.spec

@@ -1,6 +1,6 @@
 Name:	 gperftools
 Version: 2.8.1
-Release: 1
+Release: 2
 Summary: high-performance malloc and performance analysis tools
 
 License: BSD
@@ -9,7 +9,7 @@ Source0: https://github.com/gperftools/gperftools/releases/download/%{name}-%{ve
 patch1:		gperftools-generic-dynamic-tls.patch
 Patch9000:	issue-1122-fix-bus-error-on-aarch64.patch
 
-BuildRequires: autoconf automake gcc-c++ gdb
+BuildRequires: autoconf automake gcc-c++
 BuildRequires: libtool libunwind-devel perl-generators
 Requires: %{name}-devel = %{version}-%{release}
 Requires: pprof = %{version}-%{release}
@@ -99,6 +99,9 @@ make
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Thu Jul 22 2021 zhangyiru <zhangyiru3@huawei.com> - 2.8.1-2
+- remove invalid gdb build dependency
+
 * Sat Jan 30 2021 xinghe <xinghe1@huawei.com> - 2.8.1-1
 - update to 2.8.1