[INTERNAL] Remove obsolete dependency to @ui5/project

Access to middlewareRepository is no longer necessary

Author: RandomByte

package.json

@@ -105,7 +105,6 @@
 		"@ui5/builder": "^3.0.0-alpha.6",
 		"@ui5/fs": "3.0.0-alpha.3",
 		"@ui5/logger": "^3.0.1-alpha.1",
-		"@ui5/server": "^3.0.0-alpha.1",
 		"ajv": "^6.12.6",
 		"ajv-errors": "^1.0.1",
 		"chalk": "^4.1.2",