r-duckdb: New package

[emwjacobson]

Configuration	r-duckdb@=1.5.5
r@=4.6.1 %gcc@=15.3.0	✅
r@=4.6.1 %gcc@=13.4.0	✅
r@=4.6.1 %gcc@=12.2.0	✅
r@=4.6.1 %gcc@=9.5.0	✅
r@=4.5.3 %gcc@=15.3.0	✅
r@=4.5.3 %gcc@=13.4.0	✅
r@=4.5.3 %gcc@=12.2.0	✅
r@=4.5.3 %gcc@=9.5.0	✅
r@=4.4.3 %gcc@=15.3.0	✅
r@=4.4.3 %gcc@=13.4.0	✅
r@=4.4.3 %gcc@=12.2.0	✅
r@=4.4.3 %gcc@=9.5.0	✅
r@=4.3.3 %gcc@=15.3.0	UnsatisfiableSpecError
r@=4.3.3 %gcc@=13.4.0	✅
r@=4.3.3 %gcc@=12.2.0	✅
r@=4.3.3 %gcc@=9.5.0	✅

Note: The UnsatisfiableSpecError for r@4.3.3 %gcc@15.3.0 is due to a conflict within the R package itself.