Bump github.com/mmcdole/gofeed from 1.1.1 to 1.1.3

Bumps [github.com/mmcdole/gofeed](https://github.com/mmcdole/gofeed) from 1.1.1 to 1.1.3.
- [Release notes](https://github.com/mmcdole/gofeed/releases)
- [Commits](mmcdole/gofeed@v1.1.1...v1.1.3)

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -4,7 +4,7 @@ go 1.12
 
 require (
 	github.com/jaytaylor/html2text v0.0.0-20190408195923-01ec452cbe43
-	github.com/mmcdole/gofeed v1.1.1
+	github.com/mmcdole/gofeed v1.1.3
 	github.com/olekukonko/tablewriter v0.0.3 // indirect
 	github.com/ssor/bom v0.0.0-20170718123548-6386211fdfcf // indirect
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect

go.sum

@@ -14,8 +14,8 @@ github.com/json-iterator/go v1.1.10 h1:Kz6Cvnvv2wGdaG/V8yMvfkmNiXq9Ya2KUv4rouJJr
 github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/mattn/go-runewidth v0.0.6 h1:V2iyH+aX9C5fsYCpK60U8BYIvmhqxuOL3JZcqc1NB7k=
 github.com/mattn/go-runewidth v0.0.6/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
-github.com/mmcdole/gofeed v1.1.1 h1:V7uKC6nV+bjeYfntpMrfReX+O8GnBB8/tAZe+QjVpMk=
-github.com/mmcdole/gofeed v1.1.1/go.mod h1:PPiVwgDXLlz2N83KB4TrIim2lyYM5Zn7ZWH9Pi4oHUk=
+github.com/mmcdole/gofeed v1.1.3 h1:pdrvMb18jMSLidGp8j0pLvc9IGziX4vbmvVqmLH6z8o=
+github.com/mmcdole/gofeed v1.1.3/go.mod h1:QQO3maftbOu+hiVOGOZDRLymqGQCos4zxbA4j89gMrE=
 github.com/mmcdole/goxpp v0.0.0-20181012175147-0068e33feabf h1:sWGE2v+hO0Nd4yFU/S/mDBM5plIU8v/Qhfz41hkDIAI=
 github.com/mmcdole/goxpp v0.0.0-20181012175147-0068e33feabf/go.mod h1:pasqhqstspkosTneA62Nc+2p9SOBBYAPbnmRRWPQ0V8=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc=