chore(deps-dev): update dependency go to 1.26.x (#199)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/main.yaml

@@ -14,7 +14,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
         with:
-          go-version: 1.25.x
+          go-version: 1.26.x
       - name: Tests
         run: make test
       - name: Send go coverage report

.github/workflows/pr-build.yaml

@@ -20,7 +20,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
         with:
-          go-version: 1.25.x
+          go-version: 1.26.x
       - name: fmt
         run: make fmt
       - name: vet
@@ -45,7 +45,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
         with:
-          go-version: 1.25.x
+          go-version: 1.26.x
       - name: test
         run: make test
       - name: Send go coverage report

.github/workflows/release.yaml

@@ -19,7 +19,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
         with:
-          go-version: '1.25.x'
+          go-version: '1.26.x'
       - name: Docker Login
         uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
         with: