pin matlab-action/setup-matlab workflow in crossbow job

Author: sgilmore10

dev/tasks/matlab/github.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Install ninja-build
         run: sudo apt-get update && sudo apt-get install ninja-build
       - name: Install MATLAB
-        uses: matlab-actions/setup-matlab@v2
+        uses: matlab-actions/setup-matlab@aa8bbc7b76daa63c5d456d1430cbd6cb5b626ab4
         with:
           release: R2025b
       - name: Build MATLAB Interface
@@ -71,7 +71,7 @@ jobs:
       - name: Install ninja-build
         run: brew install ninja
       - name: Install MATLAB
-        uses: matlab-actions/setup-matlab@v2
+        uses: matlab-actions/setup-matlab@aa8bbc7b76daa63c5d456d1430cbd6cb5b626ab4
         with:
           release: R2025b
       - name: Build MATLAB Interface
@@ -97,7 +97,7 @@ jobs:
     steps:
       {{ macros.github_checkout_arrow()|indent }}
       - name: Install MATLAB
-        uses: matlab-actions/setup-matlab@v2
+        uses: matlab-actions/setup-matlab@aa8bbc7b76daa63c5d456d1430cbd6cb5b626ab4
         with:
           release: R2025b
       - name: Install sccache
@@ -144,7 +144,7 @@ jobs:
           cp arrow/LICENSE.txt arrow/matlab/install/arrow_matlab/LICENSE.txt
           cp arrow/NOTICE.txt arrow/matlab/install/arrow_matlab/NOTICE.txt
       - name: Install MATLAB
-        uses: matlab-actions/setup-matlab@v2
+        uses: matlab-actions/setup-matlab@aa8bbc7b76daa63c5d456d1430cbd6cb5b626ab4
         with:
           release: R2025b
       - name: Run commands