fix(deps): bump dependency go from 1.25.2 to 1.25.3 (#31)

| datasource     | package | from   | to     |
| -------------- | ------- | ------ | ------ |
| golang-version | go      | 1.25.2 | 1.25.3 |

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

Author: renovate[bot]

.github/workflows/build.yml

@@ -24,7 +24,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v6
       with:
-        go-version: 1.25.2
+        go-version: 1.25.3
     - name: Checkout
       uses: actions/checkout@v5
     - name: install dep

src/go.mod

@@ -2,4 +2,4 @@ module github.com/mathieu-keller/epub-parser
 
 go 1.23
 
-toolchain go1.25.2
+toolchain go1.25.3