Fixed Drone syntax related to private repo publishing (gravitational#…

…23536)

.drone.yml

@@ -6851,7 +6851,7 @@ steps:
   - mkdir -pv "$ARTIFACT_PATH"
   - rm -rf "$ARTIFACT_PATH"/*
   - if [ "${DRONE_REPO_PRIVATE}" = true ]; then ENT_FILTER="*ent"; fi
-  - FILTER="${ENT_FILTER}*.deb*"
+  - FILTER="${{ENT_FILTER}}*.deb*"
   - aws s3 sync --no-progress --delete --exclude "*" --include "$FILTER" s3://$AWS_S3_BUCKET/teleport/tag/${DRONE_TAG##v}/
     "$ARTIFACT_PATH"
   environment:
@@ -7057,7 +7057,7 @@ steps:
   - mkdir -pv "$ARTIFACT_PATH"
   - rm -rf "$ARTIFACT_PATH"/*
   - if [ "${DRONE_REPO_PRIVATE}" = true ]; then ENT_FILTER="*ent"; fi
-  - FILTER="${ENT_FILTER}*.rpm*"
+  - FILTER="${{ENT_FILTER}}*.rpm*"
   - aws s3 sync --no-progress --delete --exclude "*" --include "$FILTER" s3://$AWS_S3_BUCKET/teleport/tag/${DRONE_TAG##v}/
     "$ARTIFACT_PATH"
   environment:
@@ -19039,6 +19039,6 @@ volumes:
   temp: {}
 ---
 kind: signature
-hmac: e4246ddf96b001ad16148b53df25b46cfea9a9073ee53314e4072b345b2e2a3f
+hmac: c91c3ca90f5be806baf14720a538b3ae500f47ce2acc2b022d34bbf96c3fa6da
 
 ...

dronegen/os_repos.go

@@ -375,7 +375,7 @@ func (optpb *OsPackageToolPipelineBuilder) getVersionSteps(codePath, version str
 			// Conditionally match ONLY enterprise and fips binaries based off of file name,
 			// if running in the context of a private repo (teleport-private)
 			"if [ \"${DRONE_REPO_PRIVATE}\" = true ]; then ENT_FILTER=\"*ent\"; fi",
-			fmt.Sprintf("FILTER=\"${ENT_FILTER}*.%s*\"", optpb.packageType),
+			fmt.Sprintf("FILTER=\"${{ENT_FILTER}}*.%s*\"", optpb.packageType),
 			strings.Join(
 				[]string{
 					"aws s3 sync",