tools+golangci-lint: enable fixed version of whitespace linter

.golangci.yml

@@ -83,10 +83,6 @@ linters:
   # Causes stack overflow, see https://github.com/polyfloyd/go-errorlint/issues/19.
   - errorlint
 
-  # Has an issue (https://github.com/ultraware/whitespace/issues/6) but will
-  # want to enable this in the future.
-  - whitespace
-
   # Deprecated linters. See https://golangci-lint.run/usage/linters/.
   - interfacer
   - golint

tools/go.mod

@@ -11,3 +11,6 @@ require (
 	github.com/rinchsan/gosimports v0.1.5
 	github.com/stephens2424/writerset v1.0.2 // indirect
 )
+
+// Can be removed once this version is included in golangci-lint.
+replace github.com/ultraware/whitespace => github.com/ultraware/whitespace v0.0.5

tools/go.sum

@@ -859,8 +859,8 @@ github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGr
 github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
 github.com/ultraware/funlen v0.0.3 h1:5ylVWm8wsNwH5aWo9438pwvsK0QiqVuUrt9bn7S/iLA=
 github.com/ultraware/funlen v0.0.3/go.mod h1:Dp4UiAus7Wdb9KUZsYWZEWiRzGuM2kXM1lPbfaF6xhA=
-github.com/ultraware/whitespace v0.0.4 h1:If7Va4cM03mpgrNH9k49/VOicWpGoG70XPBFFODYDsg=
-github.com/ultraware/whitespace v0.0.4/go.mod h1:aVMh/gQve5Maj9hQ/hg+F75lr/X5A89uZnzAmWSineA=
+github.com/ultraware/whitespace v0.0.5 h1:hh+/cpIcopyMYbZNVov9iSxvJU3OYQg78Sfaqzi/CzI=
+github.com/ultraware/whitespace v0.0.5/go.mod h1:aVMh/gQve5Maj9hQ/hg+F75lr/X5A89uZnzAmWSineA=
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/uudashr/gocognit v1.0.5 h1:rrSex7oHr3/pPLQ0xoWq108XMU8s678FJcQ+aSfOHa4=