build-test: Remove references to "travis" in build tests

Use "ci-build.sh" "ci-install.sh" and similar, as travis-ci is no
longer being used.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

.github/workflows/build-test.yaml

@@ -14,17 +14,17 @@ jobs:
     - name: Setup cache
       uses: actions/cache@v2
       with:
-        path: travis_cache
-        key: ${{ runner.os }}-build-${{ hashFiles('scripts/travis-install.sh') }}
+        path: ci_cache
+        key: ${{ runner.os }}-build-${{ hashFiles('scripts/ci-install.sh') }}
 
     - name: Prepare tests
-      run: ./scripts/travis-install.sh
+      run: ./scripts/ci-install.sh
 
     - name: Test
-      run: ./scripts/travis-build.sh 2>&1
+      run: ./scripts/ci-build.sh 2>&1
 
     - name: Upload micro-controller data dictionaries
       uses: actions/upload-artifact@v2
       with:
         name: data-dict
-        path: travis_build/dict
+        path: ci_build/dict