changed default java version (#254)

Signed-off-by: Naveen Pajjuri <nppajjur@amazon.com>

.github/workflows/build.yml

@@ -15,10 +15,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # This step uses the setup-java Github action: https://github.com/actions/setup-java
-      - name: Set Up JDK 14
+      - name: Set Up JDK 11
         uses: actions/setup-java@v1
         with:
-          java-version: 14
+          java-version: 11
       # This step uses the checkout Github action: https://github.com/actions/checkout
       - name: Checkout Branch
         uses: actions/checkout@v2

.github/workflows/bwc.yml

@@ -15,10 +15,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # This step uses the setup-java Github action: https://github.com/actions/setup-java
-      - name: Set Up JDK 14
+      - name: Set Up JDK 11
         uses: actions/setup-java@v1
         with:
-          java-version: 14
+          java-version: 11
       # This step uses the checkout Github action: https://github.com/actions/checkout
       - name: Checkout Branch
         uses: actions/checkout@v2

.github/workflows/security-tests.yml

@@ -15,10 +15,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # This step uses the setup-java Github action: https://github.com/actions/setup-java
-      - name: Set Up JDK 14
+      - name: Set Up JDK 11
         uses: actions/setup-java@v1
         with:
-          java-version: 14
+          java-version: 11
       # This step uses the checkout Github action: https://github.com/actions/checkout
       - name: Checkout Branch
         uses: actions/checkout@v2
@@ -54,4 +54,4 @@ jobs:
       - name: Uploads coverage
         with:
           fetch-depth: 2
-        uses: codecov/codecov-action@v1.2.1
+        uses: codecov/codecov-action@v1.2.1

README.md

@@ -45,7 +45,7 @@ The replication machinery is implemented as an OpenSearch plugin that exposes AP
 The project in this package uses the [Gradle](https://docs.gradle.org/current/userguide/userguide.html) build system. Gradle comes with excellent documentation that should be your first stop when trying to figure out how to operate or modify the build.
 
 ### Building from the command line
-Set JAVA_HOME to JDK-14 or above  
+Set JAVA_HOME to JDK-11 or above  
 
 1. `./gradlew build` builds and tests project.
 2. `./gradlew clean release` cleans previous builds, creates new build and tests project.
@@ -163,4 +163,4 @@ This project is licensed under the Apache-2.0 License.
 
 ## Copyright
 
-Copyright OpenSearch Contributors. See [NOTICE](NOTICE) for details.
+Copyright OpenSearch Contributors. See [NOTICE](NOTICE) for details.