Fix self import of Input/Output in commands

Author: gosar

smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/ImportDeclarations.java

@@ -39,10 +39,10 @@ final class ImportDeclarations implements ImportContainer {
     private final Map<String, Map<String, String>> namedImports = new TreeMap<>();
 
     ImportDeclarations(String relativize) {
-        this.moduleNameString = relativize;
         if (!relativize.startsWith("./")) {
             relativize = "./" + relativize;
         }
+        this.moduleNameString = relativize;
 
         // Strip off the filename of what's being relativized since it isn't needed.
         this.relativize = Paths.get(relativize).getParent();

smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptWriter.java

@@ -50,8 +50,9 @@ public final class TypeScriptWriter extends SymbolWriter<TypeScriptWriter, Impor
 
     private final boolean withAttribution;
 
+    // TODO: see if this can be removed
     public TypeScriptWriter(String moduleName) {
-        this(moduleName, false);
+        this(moduleName, true);
     }
 
     private TypeScriptWriter(String moduleName, boolean withAttribution) {