debian/rules: don't compress pdfs

Adjust debian packaging as in other Osmocom projects to not compress the
pdf files.

Related: SYS#6855
Change-Id: I4372c2d93b317a9deaed3650941c7438accf9211

debian/rules

@@ -25,3 +25,7 @@ override_dh_auto_configure:
 # Print test results in case of a failure
 #override_dh_auto_test:
 #	dh_auto_test || (find . -name testsuite.log -exec cat {} \; ; false)
+
+# Don't create .pdf.gz files (barely saves space and they can't be opened directly by most pdf readers)
+override_dh_compress:
+	dh_compress -X.pdf