build(deps): bump fortran-lang/setup-fortran from 1.6.1 to 1.9.0

Bumps [fortran-lang/setup-fortran](https://github.com/fortran-lang/setup-fortran) from 1.6.1 to 1.9.0.
- [Release notes](https://github.com/fortran-lang/setup-fortran/releases)
- [Commits](fortran-lang/setup-fortran@8821f57...2a1b9c5)

---
updated-dependencies:
- dependency-name: fortran-lang/setup-fortran
  dependency-version: 1.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/main.yml

@@ -29,7 +29,7 @@ jobs:
     - name: Checkout sources
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
     - name: Setup Fortran compiler
-      uses: fortran-lang/setup-fortran@8821f57b53846d35d62632eb51c60ac6c4bff4ce # v1.6.1
+      uses: fortran-lang/setup-fortran@2a1b9c55897d827a9dfeb114408f3615e53b2b72 # v1.9.0
       with:
           compiler: intel
     - name: Build C library

.github/workflows/release.yml

@@ -28,7 +28,7 @@ jobs:
       if: runner.os == 'Linux'
       run: sudo apt-get update && sudo apt-get install gcc-multilib
     - name: Setup Fortran compiler
-      uses: fortran-lang/setup-fortran@8821f57b53846d35d62632eb51c60ac6c4bff4ce # v1.6.1
+      uses: fortran-lang/setup-fortran@2a1b9c55897d827a9dfeb114408f3615e53b2b72 # v1.9.0
       with:
           compiler: intel
     - name: Build C library