Ability to set custom composition resource name

[ytsarev]

Description of your changes

• krm.kcl.dev/composition-resource-name annotation to override composition resource name in the desired composed resource map
• The custom name will be eventually propagated to crossplane.io/composition-resource-name
• krm.kcl.dev/composition-resource-name annotation is automatically removed from the composed resource similar to any other special function annotations
• Extend function test suite
• Add associated example of examples/resources/custom_composition_resource_name
• Add related example of examples/resources/custom_external_name to demonstrace external-name override
• Fixes #77

I have:

• [x] Read and followed Crossplane's contribution process.
• [x] Added or updated unit tests for my change.