fix: calculate if parent exists, return path to be calculated

[WillieRuemmele]

What does this PR do?

we check if a parent exists based on it's calculated path, but then allow the rest of the conversion to calculate the path

What issues does this PR fix or reference?

#forcedotcom/cli#2977, @W-16383480@

Functionality Before

sf project retrieve start --package-name Test would create a Test/Test/main/default rather than Test/main/default for -object.meta.xml

Functionality After

calculates path, builds correct path later

[shetzel]

QA
Output before fix:

| Created HelloWorldObject__c.HelloWorld_Compact_Layout CompactLayout  unlockedPackage/main/default/objects/HelloWorldObject__c/compactLayouts/HelloWorld_Compact_Layout.compactLayout-meta.xml
| Created HelloWorldObject__c.Account__c                CustomField    unlockedPackage/main/default/objects/HelloWorldObject__c/fields/Account__c.field-meta.xml
| Created HelloWorldObject__c.HelloWorldTextField__c    CustomField    unlockedPackage/main/default/objects/HelloWorldObject__c/fields/HelloWorldTextField__c.field-meta.xml
| Created HelloWorldObject__c                           CustomObject   unlockedPackage/unlockedPackage/main/default/objects/HelloWorldObject__c/HelloWorldObject__c.object-meta.xml

Output after fix:

| Created HelloWorldObject__c.HelloWorld_Compact_Layout CompactLayout  unlockedPackage/main/default/objects/HelloWorldObject__c/compactLayouts/HelloWorld_Compact_Layout.compactLayout-meta.xml
| Created HelloWorldObject__c.Account__c                CustomField    unlockedPackage/main/default/objects/HelloWorldObject__c/fields/Account__c.field-meta.xml
| Created HelloWorldObject__c.HelloWorldTextField__c    CustomField    unlockedPackage/main/default/objects/HelloWorldObject__c/fields/HelloWorldTextField__c.field-meta.xml
| Created HelloWorldObject__c                           CustomObject   unlockedPackage/main/default/objects/HelloWorldObject__c/HelloWorldObject__c.object-meta.xml