test: replace nimble.exe with nimble.cmd on windows

.github/actions/install_nim/action.yml

@@ -123,8 +123,10 @@ runs:
           bash build_nim.sh nim csources ${NIMBLE_DIR} NimBinaries
         nimble install nimble -y
         ls -la nim/bin
-        ls -la $NIMBLE_DIR/bin
-        cat $NIMBLE_DIR/bin/nimble.cmd
-#        rm -rf nim/bin/nimble.exe
+#        ls -la $NIMBLE_DIR/bin
+        rm -rf nim/bin/nimble.exe
+        cp $NIMBLE_DIR/bin/nimble.cmd nim/bin/
+        ls -la nim/bin
+
 #        ln -s $NIMBLE_DIR/bin/nimble.exe nim/bin/nimble.exe
 

.github/workflows/ci.yml

@@ -80,6 +80,7 @@ jobs:
 
       - name: Install deps
         run: |
+          export NIMBLE_DIR=$HOME/.nimble
           nimble install -y --depsOnly
 
       - name: Run tests