Add the MultiBLiMP benchmark (#3155)

* add multiblimp

* run linter

lm_eval/tasks/multiblimp/multiblimp_slk.yaml

+include: _template_yaml
+dataset_name: slk
+task: multiblimp_slk

lm_eval/tasks/multiblimp/multiblimp_slv.yaml

+include: _template_yaml
+dataset_name: slv
+task: multiblimp_slv

lm_eval/tasks/multiblimp/multiblimp_sme.yaml

+include: _template_yaml
+dataset_name: sme
+task: multiblimp_sme

lm_eval/tasks/multiblimp/multiblimp_sms.yaml

+include: _template_yaml
+dataset_name: sms
+task: multiblimp_sms

lm_eval/tasks/multiblimp/multiblimp_spa.yaml

+include: _template_yaml
+dataset_name: spa
+task: multiblimp_spa

lm_eval/tasks/multiblimp/multiblimp_sqi.yaml

+include: _template_yaml
+dataset_name: sqi
+task: multiblimp_sqi

lm_eval/tasks/multiblimp/multiblimp_swe.yaml

+include: _template_yaml
+dataset_name: swe
+task: multiblimp_swe

lm_eval/tasks/multiblimp/multiblimp_tam.yaml

+include: _template_yaml
+dataset_name: tam
+task: multiblimp_tam

lm_eval/tasks/multiblimp/multiblimp_tpn.yaml

+include: _template_yaml
+dataset_name: tpn
+task: multiblimp_tpn

lm_eval/tasks/multiblimp/multiblimp_ttc.yaml

+include: _template_yaml
+dataset_name: ttc
+task: multiblimp_ttc

lm_eval/tasks/multiblimp/multiblimp_tur.yaml

+include: _template_yaml
+dataset_name: tur
+task: multiblimp_tur

lm_eval/tasks/multiblimp/multiblimp_uig.yaml

+include: _template_yaml
+dataset_name: uig
+task: multiblimp_uig

lm_eval/tasks/multiblimp/multiblimp_ukr.yaml

+include: _template_yaml
+dataset_name: ukr
+task: multiblimp_ukr

lm_eval/tasks/multiblimp/multiblimp_urb.yaml

+include: _template_yaml
+dataset_name: urb
+task: multiblimp_urb

lm_eval/tasks/multiblimp/multiblimp_urd.yaml

+include: _template_yaml
+dataset_name: urd
+task: multiblimp_urd

lm_eval/tasks/multiblimp/multiblimp_uzb.yaml

+include: _template_yaml
+dataset_name: uzb
+task: multiblimp_uzb

lm_eval/tasks/multiblimp/multiblimp_vep.yaml

+include: _template_yaml
+dataset_name: vep
+task: multiblimp_vep

lm_eval/tasks/multiblimp/multiblimp_wbp.yaml

+include: _template_yaml
+dataset_name: wbp
+task: multiblimp_wbp

lm_eval/tasks/multiblimp/multiblimp_wol.yaml

+include: _template_yaml
+dataset_name: wol
+task: multiblimp_wol

lm_eval/tasks/multiblimp/multiblimp_xcl.yaml

+include: _template_yaml
+dataset_name: xcl
+task: multiblimp_xcl