Use consistent indentation in pyproject.toml (#2847)

`pyproject.toml` had mixed 2-space and 4-space indentation. It appears that 2-space is more common among Python projects.

Updated `.editorconfig` to make maintaining it easier.

Author: intgr

.editorconfig

@@ -11,3 +11,6 @@ trim_trailing_whitespace = true
 
 [*.{py, pyi}]
 indent_size = 4
+
+[*.toml]
+indent_size = 2

.github/workflows/mypy_primer.yml

@@ -33,7 +33,7 @@ jobs:
         shell: bash
         run: |
           cd django-stubs_to_test
-          MYPY_VERSION=$(grep mypy== pyproject.toml | sed -n 's/    "mypy==\([^;]*\).*",/\1/p')
+          MYPY_VERSION=$(grep mypy== pyproject.toml | sed -n 's/  "mypy==\([^;]*\).*",/\1/p')
 
           echo "new commit"
           git checkout $GITHUB_SHA

pyproject.toml

@@ -47,28 +47,28 @@ redis = ["redis", "types-redis"]
 
 [dependency-groups]
 tests = [
-    # Dev tools:
-    "pytest==8.4.2",
-    "pytest-mypy-plugins==3.2.0",
-    "pytest-shard==0.1.2",
-    "pytest-xdist==3.8.0",
-    # Django deps:
-    "django==5.2.6",
-    "mysqlclient==2.2.7",
-    "psycopg2-binary==2.9.10",
-    "jinja2==3.1.6",
-    "pyyaml==6.0.2",
-    # typing:
-    "mypy==1.18.1",
-    "django-stubs[compatible-mypy,oracle,redis]",
+  # Dev tools:
+  "pytest==8.4.2",
+  "pytest-mypy-plugins==3.2.0",
+  "pytest-shard==0.1.2",
+  "pytest-xdist==3.8.0",
+  # Django deps:
+  "django==5.2.6",
+  "mysqlclient==2.2.7",
+  "psycopg2-binary==2.9.10",
+  "jinja2==3.1.6",
+  "pyyaml==6.0.2",
+  # typing:
+  "mypy==1.18.1",
+  "django-stubs[compatible-mypy,oracle,redis]",
 ]
 pyright = [
-    "pyright==1.1.405",
+  "pyright==1.1.405",
 ]
 
 dev = [
-    {include-group = "tests"},
-    {include-group = "pyright"},
+  {include-group = "tests"},
+  {include-group = "pyright"},
 ]
 
 [project.urls]