Remove an unused Lintian override

debian/libglib2.0-tests.lintian-overrides

@@ -6,7 +6,5 @@ libglib2.0-tests: national-encoding usr/libexec/installed-tests/glib/markups/fai
 libglib2.0-tests: script-not-executable usr/libexec/installed-tests/glib/x-content/unix-software/autorun.sh
 # Can be a script, but used here as a library
 libglib2.0-tests: script-not-executable usr/libexec/installed-tests/glib/taptestrunner.py
-# Test data for content-type sniffing, never actually executed
-libglib2.0-tests: shell-script-fails-syntax-check usr/libexec/installed-tests/glib/x-content/unix-software/autorun.sh
 # This is lorem ipsum in a test-case, nothing to do with the Debian Free Software Guidelines
 libglib2.0-tests: spelling-error-in-binary usr/libexec/installed-tests/glib/utf8-pointer dsfg dfsg