Try cross-compiling to amd64

The binaries compiled through github actions don't work in the clusters. The executable complains about the libc library being too old.

.github/workflows/go.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-
+    
     - name: Set up Go
       uses: actions/setup-go@v4
       with:
@@ -25,10 +25,10 @@ jobs:
         go get .
         
     - name: Build for "System Temp" sensor
-      run: go build -ldflags="-X 'main.iPMI_TEMP_SENSOR=System Temp'" -o ipmitool_exporter ./main.go
+      run: GOOS=linux GOARCH=amd64 go build -ldflags="-X 'main.iPMI_TEMP_SENSOR=System Temp'" -o ipmitool_exporter ./main.go
 
     - name: Build for "Inlet Temp" sensor (ekhi)
-      run: go build -ldflags="-X 'main.iPMI_TEMP_SENSOR=Inlet Temp'" -o ipmitool_exporter-ekhi ./main.go
+      run: GOOS=linux GOARCH=amd64 go build -ldflags="-X 'main.iPMI_TEMP_SENSOR=Inlet Temp'" -o ipmitool_exporter-ekhi ./main.go
 
     - name: Create a release
       uses: softprops/action-gh-release@v2