Update Golang version in pipeline and remove

toolchain directive in go.mod

chore(ci): upgrade golang version and remove unused toolchain directive

- Bumped up golang version in ci pipeline for up-to-date features and
security
- Removed redundant toolchain specification in go.mod improving project
tidiness and eliminating potential for inconsistency

aqua.yaml

@@ -7,7 +7,7 @@ registries:
 packages:
  - name: miniscruff/changie@v1.17.0
  tags: ['ci']
- - name: golang/go@go1.21.5
+ - name: golang/go@go1.21.6
  tags: ['ci']
  - name: direnv/direnv@v2.33.0
  - name: magefile/mage@v1.15.0

go.mod

@@ -2,8 +2,6 @@ module github.com/DelineaXPM/dsv-cli
 
 go 1.21
 
-toolchain go1.21.6
-
 require (
  github.com/AlecAivazis/survey/v2 v2.3.7
  github.com/Azure/go-autorest/autorest v0.11.29