Merge pull request #305 from mark4z/fix/ci_go_version

Upgrade Go version to 1.15

.asf.yaml

@@ -22,7 +22,7 @@ github:
       required_status_checks:
         strict: true
         contexts:
-          - "ubuntu-latest - Go 1.14"
+          - "ubuntu-latest - Go 1.15"
 
 notifications:
      commits:      commits@dubbo.apache.org

.github/workflows/github-actions.yml

@@ -35,7 +35,7 @@ jobs:
       # If you want to matrix build , you can append the following list.
       matrix:
         go_version:
-          - 1.14
+          - 1.15
 
         os:
           - ubuntu-latest

.github/workflows/release.yml

@@ -41,6 +41,6 @@ jobs:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           goos: ${{ matrix.goos }}
           goarch: ${{ matrix.goarch }}
-          goversion: "https://golang.org/dl/go1.14.linux-amd64.tar.gz"
+          goversion: "https://golang.org/dl/go1.15.linux-amd64.tar.gz"
           project_path: "./cmd/pixiu"
           binary_name: "dubbo-go-pixiu"

.travis.yml

@@ -19,7 +19,7 @@
 language: go
 
 go:
-  - "1.14"
+  - "1.15"
 env:
   - GO111MODULE=on
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/apache/dubbo-go-pixiu
 
-go 1.14
+go 1.15
 
 require (
 	github.com/alibaba/sentinel-golang v1.0.2