Update error messages in HCP provider config

This commit updates the error messages to indicate that a specific
project, rather than an organization, should be configured in the HCP
provider config block. These changes affect both the provider.go and
project_helpers.go files.

Author: dmalch-hashicorp

internal/provider/project_helpers.go

@@ -36,7 +36,7 @@ func getProjectFromCredentialsFramework(ctx context.Context, client *clients.Cli
 		return nil, diags
 	}
 	if orgLen > 1 {
-		diags.AddError("There is more than one organization associated with the configured credentials.", "Please configure a specific organization in the HCP provider config block.")
+		diags.AddError("There is more than one organization associated with the configured credentials.", "Please configure a specific project in the HCP provider config block.")
 		return nil, diags
 	}
 

internal/providersdkv2/provider.go

@@ -221,7 +221,7 @@ func getProjectFromCredentials(ctx context.Context, client *clients.Client) (pro
 		diags = append(diags, diag.Diagnostic{
 			Severity: diag.Error,
 			Summary:  "There is more than one organization associated with the configured credentials.",
-			Detail:   "Please configure a specific organization in the HCP provider config block",
+			Detail:   "Please configure a specific project in the HCP provider config block",
 		})
 		return nil, diags
 	}