Leave PATH untouched as it's too brittle
What does this Merge Request do and why?
This MR updates .gdkrc to leave the PATH env variable alone and use as-is due to the uncertainty around the order of entries.
Merge Request checklist
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This change is backward compatible. If not, please include steps to communicate to our users. 
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Tests added for new functionality. If not, please raise Issue to follow-up. 
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Documentation added/updated, if needed. 
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gdk doctortest added, if needed.
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Add the ~highlightlabel if this MR should be included in theCHANGELOG.md.