Fix Ci failure due to Java version (opensearch-project#9728)

Signed-off-by: Suchit Sahoo <suchsah@amazon.com>

Author: LDrago27

.github/workflows/build_and_test_workflow.yml

@@ -68,11 +68,10 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Setup JDK (Windows only)
-        if: matrix.os == 'windows-latest'
+      - name: Setup JDK
         uses: actions/setup-java@v4
         with:
-          java-version: '11'
+          java-version: '21'
           distribution: 'adopt'
 
       - name: Setup Node
@@ -232,11 +231,10 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Setup JDK (Windows only)
-        if: matrix.os == 'windows-latest'
+      - name: Setup JDK
         uses: actions/setup-java@v4
         with:
-          java-version: '11'
+          java-version: '21'
           distribution: 'adopt'
 
       - name: Setup Node
@@ -349,11 +347,10 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Setup JDK (Windows only)
-        if: matrix.os == 'windows-latest'
+      - name: Setup JDK
         uses: actions/setup-java@v4
         with:
-          java-version: '11'
+          java-version: '21'
           distribution: 'adopt'
 
       - name: Setup Node