Jacamar CI v0.27.3

Bug & Development Fixes

Fix container cleaning in Makefile, change Makefile to have unix-style newlines (!646) - Thanks @tiggi
Adjust Git config overrides for Runner version 18.7+ (!648)
- These changes aim to ensure that dynamic changes to the get_sources step avoid cases where global credential helpers may interfere with jobs.
Go version 1.25.5 (!649)