Split Github actions requiring gpu runners

### What change is being made

Split GitHub actions which require GPU runner from other GitHub actions.

### Why this change is being made

More control over the GitHub actions which run.

### Tested

Confirmed that all actions are still running.

GitOrigin-RevId: de1b93509944e7a43a2f327a3fce0f979f4346db

Author: awoll-bdai

.github/workflows/test.yml

@@ -67,45 +67,3 @@ jobs:
 
       - name: Check Formatting
         run: pixi run format-cpp-check
-
-  test-isaaclab-export:
-    name: Test Export IsaacLab and Controller Example
-    runs-on: github-gpu-runner
-    timeout-minutes: 60
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v6
-
-      - name: Setup pixi
-        uses: prefix-dev/setup-pixi@v0.9.4
-        with:
-          pixi-version: latest
-          frozen: true
-          cache: false
-
-      - name: Run Isaac Lab Export Test
-        run: pixi run export-isaaclab-ci
-
-      - name: Build Exploy Library
-        run: pixi run build-cpp
-
-      - name: Run Controller Loopback Example
-        run: pixi run run-cpp-example
-
-  test-frameworks-isaaclab:
-    name: Test Frameworks - IsaacLab
-    runs-on: github-gpu-runner
-    timeout-minutes: 60
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v6
-
-      - name: Setup pixi
-        uses: prefix-dev/setup-pixi@v0.9.4
-        with:
-          pixi-version: latest
-          frozen: true
-          cache: false
-
-      - name: Run Frameworks IsaacLab Tests
-        run: pixi run test-python-isaaclab --capture=no