MAINT: Fix typos found by codespell (#11583)

Author: DimitriPapadopoulos

Makefile

@@ -76,7 +76,7 @@ test-doc: sample_data testing_data
 test-coverage: testing_data
 	rm -rf coverage .coverage
 	$(PYTESTS) --cov=mne --cov-report html:coverage
-# whats the difference with test-no-sample-with-coverage?
+# what's the difference with test-no-sample-with-coverage?
 
 test-mem: in testing_data
 	ulimit -v 1097152 && $(PYTESTS) mne

ignore_words.txt

@@ -1,9 +1,7 @@
-backed
 ons
 fro
 ang
 als
-buss
 dur
 sinc
 wan
@@ -12,26 +10,21 @@ iff
 numer
 uint
 # for tempita
-delimeters
-delimeter
 nd
 cas
 thes
 ba
 ist
-theses
 od
 fo
 files'
-comon
 ser
 vas
 coo
 hist
 datas
 dof
 nwe
-thead
 sherif
 master
 nin

mne/simulation/metrics/metrics.py

@@ -47,7 +47,7 @@ def source_estimate_quantification(stc1, stc2, metric='rms'):
     """
     _check_option('metric', metric, ['rms', 'cosine'])
 
-    # This is checking that the datas are having the same size meaning
+    # This is checking that the data are having the same size meaning
     # no comparison between distributed and sparse can be done so far.
     _check_stc(stc1, stc2)
     data1, data2 = stc1.data, stc2.data