reporter: Fix report whitespace typos.

reporter: Fix report whitespace typos.

The patch fixes two minor formatting typos.

	* src/abg-reporter-priv.cc (represent): Add missing space to
	string split across two lines in certain anonymous data member
	diffs.
	* src/abg-default-reporter.cc (report): In the array_diff
	overload, eliminate trailing space at end of line.
	* tests/data/test-diff-dwarf/test10-report.txt: Delete
	trailing whitespace.
	* tests/data/test-diff-filter/test24-compatible-vars-report-1.txt:
	Ditto.
	* tests/data/test-diff-pkg/libICE-1.0.6-1.el6.x86_64.rpm--libICE-1.0.9-2.el7.x86_64.rpm-report-0.txt:
	Ditto.
	* tests/data/test-diff-pkg/libcdio-0.94-1.fc26.x86_64--libcdio-0.94-2.fc26.x86_64-report.1.txt:
	Ditto.
	* tests/data/test-diff-pkg/tbb-4.1-9.20130314.fc22.x86_64--tbb-4.3-3.20141204.fc23.x86_64-report-0.txt:
	Ditto.
	* tests/data/test-diff-pkg/spice-server-0.12.4-19.el7.x86_64-0.12.8-1.el7.x86_64-report-2.txt:
	Ditto.

Signed-off-by: Giuliano Procida <gprocida@google.com>
Signed-off-by: Dodji Seketeli <dodji@redhat.com>