Remove duplicates from all-in-one ranges

.github/workflows/update.yml

@@ -28,8 +28,8 @@ jobs:
 
       - name: Create All-In-One ranges
         run: |
-          cat google/ipv4.txt amazon/ipv4.txt microsoft/ipv4.txt oracle/ipv4.txt digitalocean/ipv4.txt bing/ipv4.txt github/ipv4.txt facebook/ipv4.txt twitter/ipv4.txt linode/ipv4.txt | sort -h > all/ipv4.txt
-          cat google/ipv6.txt amazon/ipv6.txt microsoft/ipv6.txt digitalocean/ipv6.txt github/ipv6.txt facebook/ipv6.txt twitter/ipv6.txt linode/ipv6.txt | sort -h > all/ipv6.txt
+          cat google/ipv4.txt amazon/ipv4.txt microsoft/ipv4.txt oracle/ipv4.txt digitalocean/ipv4.txt bing/ipv4.txt github/ipv4.txt facebook/ipv4.txt twitter/ipv4.txt linode/ipv4.txt | sort -h | uniq > all/ipv4.txt
+          cat google/ipv6.txt amazon/ipv6.txt microsoft/ipv6.txt digitalocean/ipv6.txt github/ipv6.txt facebook/ipv6.txt twitter/ipv6.txt linode/ipv6.txt | sort -h | uniq > all/ipv6.txt
 
       - name: Set up Python 3.7
         uses: actions/setup-python@v2