Disable test for UserHomeDir.

On Debian buildds, the user home dir does not exist, so this test fails.

Gbp-Pq: Name 0001-Disable-test-for-UserHomeDir.patch

golang-1.15 (1.15.9-1) unstable; urgency=medium

  * Team upload.
  * New upstream version 1.15.9
    + encoding/xml: infinite loop when using `xml.NewTokenDecoder` with a
      custom `TokenReader`. CVE-2021-27918

[dgit import unpatched golang-1.15 1.15.9-1]

Import golang-1.15_1.15.9.orig.tar.gz

[dgit import orig golang-1.15_1.15.9.orig.tar.gz]

Import golang-1.15_1.15.9-1.debian.tar.xz

[dgit import tarball golang-1.15 1.15.9-1 golang-1.15_1.15.9-1.debian.tar.xz]