Bump pre-commit hooks. (#21)

Co-authored-by: repo-helper[bot] <74742576+repo-helper[bot]@users.noreply.github.com>

Author: repo-helper[bot]

.pre-commit-config.yaml

@@ -5,7 +5,7 @@ exclude: ^$
 
 repos:
  - repo: https://github.com/repo-helper/pyproject-parser
-   rev: v0.6.1
+   rev: v0.7.0
    hooks:
     - id: reformat-pyproject
 
@@ -30,7 +30,7 @@ repos:
     - id: end-of-file-fixer
 
  - repo: https://github.com/domdfcoding/pre-commit-hooks
-   rev: v0.3.0
+   rev: v0.4.0
    hooks:
     - id: requirements-txt-sorter
       args:
@@ -84,7 +84,7 @@ repos:
       exclude: ^(doc-source/conf|__pkginfo__|setup)\.(_)?py$
 
  - repo: https://github.com/domdfcoding/dep_checker
-   rev: v0.6.2
+   rev: v0.7.0
    hooks:
     - id: dep_checker
       args: