[Bug] Fix bugs in sr test config, realbasicvsr config and pconv config

[zengyh1900]

Prerequisite

• I have searched Issues and Discussions but cannot get the expected help.
• I have read the FAQ documentation but cannot get the expected help.
• The bug has not been fixed in the latest version.

Task

I'm using the official example scripts/configs for the officially supported tasks/models/datasets.

Environment

MMEditing 1.0.0rc1

Reproduces the problem - code sample

1.realbasicvsr optim_wrapper
2.pconv param_scheduler
3. sisr multi_test config set14 data path

Reproduces the problem - command or script

python .dev_script/benchmark_train.py

Reproduces the problem - error message

see the above

Additional information

@Z-Fran can provide more details.
Fixing in #1167