fix CI runner Windows cache false positive (#1095)

* fix CI runner Windows cache false positive

* Update build-eslint-jest.yaml

* disable windows defender realtime monitoring

* now try setting package registry

* remove windows tasks

* re-add conditional for not a merge

* place 3

* back to the top

* Update build-eslint-jest.yaml

.github/workflows/build-eslint-jest.yaml

@@ -8,15 +8,15 @@ on:
 
 jobs:
   all:
-    if: github.event.pull_request.merged == false
     strategy:
       matrix:
         os: ['ubuntu-latest', 'windows-latest']
         node-version: ['14', '12']
       fail-fast: true
     runs-on: ${{ matrix.os }}
     name: ${{ matrix.os }} | Node ${{ matrix.node-version }} latest
-    steps:
+    if: github.event.pull_request.merged == false
+    steps:        
       - uses: actions/checkout@v2
 
       - name: Setup node
@@ -26,9 +26,10 @@ jobs:
 
       - name: Cache "node_modules"
         uses: actions/cache@v2
+        if: matrix.os == 'ubuntu-latest'
         with:
           path: '**/node_modules'
-          key: node_modules_${{ runner.os }}_${{ hashFiles('**/yarn.lock') }}
+          key: node_modules_${{ runner.os }}_${{ hashFiles('**/yarn.lock') }}  
 
       - name: Install dependencies
         run: yarn install --frozen-lockfile