Update workflow

Author: abhay

.github/workflows/create-proposals.yaml

@@ -48,7 +48,7 @@ jobs:
         if: github.ref == 'refs/heads/main'
         run: |
           ./node_modules/.bin/ts-node ./bin/helium-vote.ts bulk-create-proposal \
-            -u "https://solana-rpc.web.helium.io?session-key=Pluto" \
+            -u "https://solana-rpc.web.helium.io" \
             --file ./mobile-proposals.json \
             --wallet ./deploy-keypair.json \
             --orgName "Helium MOBILE" \
@@ -58,7 +58,7 @@ jobs:
         if: github.ref == 'refs/heads/main'
         run: |
           ./node_modules/.bin/ts-node ./bin/helium-vote.ts bulk-create-proposal \
-            -u "https://solana-rpc.web.helium.io?session-key=Pluto" \
+            -u "https://solana-rpc.web.helium.io" \
             --file ./iot-proposals.json \
             --wallet ./deploy-keypair.json \
             --orgName "Helium IOT" \