Why does my cloud_firestore always report an error that 19 dependencies need to be updated?

[zoro180180]

"cloud_firestore" is already in "dependencies". Will try to update the constraint.
^[[B^[[AResolving dependencies...
Downloading packages...
async 2.11.0 (2.12.0 available)
boolean_selector 2.1.1 (2.1.2 available)
characters 1.3.0 (1.4.0 available)
clock 1.1.1 (1.1.2 available)
collection 1.19.0 (1.19.1 available)
fake_async 1.3.1 (1.3.2 available)
leak_tracker 10.0.7 (10.0.8 available)
leak_tracker_flutter_testing 3.0.8 (3.0.9 available)
matcher 0.12.16+1 (0.12.17 available)
material_color_utilities 0.11.1 (0.12.0 available)
meta 1.15.0 (1.16.0 available)
path 1.9.0 (1.9.1 available)
source_span 1.10.0 (1.10.1 available)
stack_trace 1.12.0 (1.12.1 available)
stream_channel 2.1.2 (2.1.3 available)
string_scanner 1.3.0 (1.4.1 available)
term_glyph 1.2.1 (1.2.2 available)
test_api 0.7.3 (0.7.4 available)
vm_service 14.3.0 (15.0.0 available)
Got dependencies!
19 packages have newer versions incompatible with dependency constraints.
Try flutter pub outdated for more information.

[zoro180180]

Is my grade version wrong?