chore(deps): update reviewdog/reviewdog to 0.20.1

Author: shogo82148

testdata/testfile

@@ -1,32 +1,32 @@
 This is test file.
 
-REVIEWDOG_VERSION=v0.1.0
-REVIEWDOG_VERSION = v0.1.0
-REVIEWDOG_VERSION=0.1.0
-REVIEWDOG_VERSION = 0.1.0
-REVIEWDOG_VERSION="v0.1.0"
-REVIEWDOG_VERSION='v0.1.0'
-REVIEWDOG_VERSION = "v0.1.0"
-REVIEWDOG_VERSION = 'v0.1.0'
-REVIEWDOG_VERSION="0.1.0"
-REVIEWDOG_VERSION='0.1.0'
-REVIEWDOG_VERSION = "0.1.0"
-REVIEWDOG_VERSION = '0.1.0'
-REVIEWDOG_VERSION="v0.1.0-nightly20201208+12faa31"
-REVIEWDOG_VERSION='v0.1.0-nightly20201208+12faa31'
-REVIEWDOG_VERSION = "v0.1.0-nightly20201208+12faa31"
-REVIEWDOG_VERSION = 'v0.1.0-nightly20201208+12faa31'
-REVIEWDOG_VERSION="0.1.0-nightly20201208+12faa31"
-REVIEWDOG_VERSION='0.1.0-nightly20201208+12faa31'
-REVIEWDOG_VERSION = "0.1.0-nightly20201208+12faa31"
-REVIEWDOG_VERSION = '0.1.0-nightly20201208+12faa31'
-ENV REVIEWDOG_VERSION=0.1.0
-ENV REVIEWDOG_VERSION 0.1.0
-ARG REVIEWDOG_VERSION=0.1.0
+REVIEWDOG_VERSION=v0.20.1
+REVIEWDOG_VERSION = v0.20.1
+REVIEWDOG_VERSION=0.20.1
+REVIEWDOG_VERSION = 0.20.1
+REVIEWDOG_VERSION="v0.20.1"
+REVIEWDOG_VERSION='v0.20.1'
+REVIEWDOG_VERSION = "v0.20.1"
+REVIEWDOG_VERSION = 'v0.20.1'
+REVIEWDOG_VERSION="0.20.1"
+REVIEWDOG_VERSION='0.20.1'
+REVIEWDOG_VERSION = "0.20.1"
+REVIEWDOG_VERSION = '0.20.1'
+REVIEWDOG_VERSION="v0.20.1"
+REVIEWDOG_VERSION='v0.20.1'
+REVIEWDOG_VERSION = "v0.20.1"
+REVIEWDOG_VERSION = 'v0.20.1'
+REVIEWDOG_VERSION="0.20.1"
+REVIEWDOG_VERSION='0.20.1'
+REVIEWDOG_VERSION = "0.20.1"
+REVIEWDOG_VERSION = '0.20.1'
+ENV REVIEWDOG_VERSION=0.20.1
+ENV REVIEWDOG_VERSION 0.20.1
+ARG REVIEWDOG_VERSION=0.20.1
 yaml:
-  REVIEWDOG_VERSION: 0.1.0
-  REVIEWDOG_VERSION: "0.1.0"
-  REVIEWDOG_VERSION: '0.1.0'
+  REVIEWDOG_VERSION: 0.20.1
+  REVIEWDOG_VERSION: "0.20.1"
+  REVIEWDOG_VERSION: '0.20.1'
 
 The above version should be updated to the latest version with this action.