Merged update from upstream sources

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Source: https://src.fedoraproject.org/rpms/opencv.git#dfdbb6495c88e15a6989c07dcbc36425566f5d49

opencv.spec

@@ -45,7 +45,7 @@ Name:           opencv
 Version:        4.5.0
 %global javaver %(foo=%{version}; echo ${foo//./})
 %global abiver  %(foo=%{version}; echo ${foo:0:3})
-Release:        2%{?dist}
+Release:        1%{?dist}
 Summary:        Collection of algorithms for computer vision
 # This is normal three clause BSD.
 License:        BSD
@@ -461,9 +461,6 @@ ln -s -r %{buildroot}%{_jnidir}/opencv-%{javaver}.jar %{buildroot}%{_jnidir}/ope
 %{_libdir}/libopencv_xphoto.so.%{abiver}*
 
 %changelog
-* Fri Nov  6 22:47:45 CET 2020 Sandro Mani <manisandro@gmail.com> - 4.5.0-2
-- Rebuild (proj, gdal)
-
 * Thu Oct 15 2020 Sérgio Basto <sergio@serjux.com> - 4.5.0-1
 - Update 4.5.0