[Docs]: fix provider path (#1042)

README.md

@@ -35,7 +35,7 @@ Full, comprehensive documentation is available on the Terraform website:
 #!/bin/sh
 
 version=0.40.2 #specify in this format 
-source=registry.terraform.io/harness/harnessregistry.terraform.io/harness/harness
+source=registry.terraform.io/harness/harness
 platform=darwin_amd64
 
 mkdir -p ~/.terraform.d/plugins/$source/$version/$platform/