Get rid of BuildRequires that are only used for testing

We don't run %check during build, and libunwind-devel has been
removed from the distro.  Disabled building the tests as well.

Resolves: rhbz#1984934

libpmemobj-cpp.spec

@@ -4,7 +4,7 @@
 
 Name:		libpmemobj-cpp
 Version:	1.12
-Release:	4%{?dist}
+Release:	5%{?dist}
 Summary:	C++ bindings for libpmemobj
 # Note: tests/external/libcxx is dual licensed using University of Illinois "BSD-Like" license and the MIT license. It's used only during development/testing and is NOT part of the binary RPM.
 License:	BSD
@@ -22,11 +22,6 @@ BuildRequires:	perl-Encode
 BuildRequires:	gdb
 BuildRequires:  libatomic
 
-# optional dependencies, used only in tests
-BuildRequires:	ncurses-devel
-BuildRequires:	libunwind-devel
-BuildRequires:	valgrind-devel
-BuildRequires:	tbb-devel
 # RHEL does not ship SFML-devel.  The library is only used for the pmpong
 # example program, so the library can be built without this dependency,
 # and without losing any features.
@@ -107,7 +102,7 @@ HTML documentation for libpmemobj++.
 mkdir build
 cd build
 # CXX_STANDARD=17 matters only for tests, it can be safely disabled in distros without c++17-compliant compiler
-%cmake .. -DCMAKE_INSTALL_DOCDIR=%{_docdir}/libpmemobj++ -DTESTS_USE_FORCED_PMEM=ON -DCXX_STANDARD=17
+%cmake .. -DCMAKE_INSTALL_DOCDIR=%{_docdir}/libpmemobj++ -DBUILD_TESTS=off -DCXX_STANDARD=17
 %make_build
 
 %install
@@ -115,6 +110,10 @@ cd build
 %make_install
 
 %changelog
+* Mon Aug  2 2021 Jeff Moyer <jmoyer@redhat.com> - 1.12-5.el9
+- Get rid of BuildRequires that are only used for testing (Jeff Moyer)
+- Resolves: rhbz#1984934
+
 * Wed Jun  9 2021 Jeff Moyer <jmoyer@redhat.com> - 1.12-4.el9
 - Disable make check
 - Resolves: rhbz#1970104