Bump towncrier from 23.11.0 to 24.8.0

Bumps [towncrier](https://github.com/twisted/towncrier) from 23.11.0 to 24.8.0.
- [Release notes](https://github.com/twisted/towncrier/releases)
- [Changelog](https://github.com/twisted/towncrier/blob/trunk/NEWS.rst)
- [Commits](twisted/towncrier@23.11.0...24.8.0)

---
updated-dependencies:
- dependency-name: towncrier
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements/constraints.txt

@@ -97,10 +97,9 @@ importlib-metadata==8.4.0
     # via
     #   build
     #   sphinx
+    #   towncrier
 importlib-resources==6.4.4
     # via towncrier
-incremental==24.7.2
-    # via towncrier
 iniconfig==2.0.0
     # via pytest
 jinja2==3.1.4
@@ -242,13 +241,12 @@ tomli==2.0.1
     #   build
     #   cherry-picker
     #   coverage
-    #   incremental
     #   mypy
     #   pip-tools
     #   pytest
     #   slotscheck
     #   towncrier
-towncrier==23.11.0
+towncrier==24.8.0
     # via
     #   -r requirements/doc.in
     #   sphinxcontrib-towncrier
@@ -299,5 +297,4 @@ pip==24.2
 setuptools==73.0.1
     # via
     #   blockdiag
-    #   incremental
     #   pip-tools

requirements/dev.txt

@@ -95,10 +95,9 @@ importlib-metadata==8.4.0
     # via
     #   build
     #   sphinx
+    #   towncrier
 importlib-resources==6.4.4
     # via towncrier
-incremental==24.7.2
-    # via towncrier
 iniconfig==2.0.0
     # via pytest
 jinja2==3.1.4
@@ -234,13 +233,12 @@ tomli==2.0.1
     #   build
     #   cherry-picker
     #   coverage
-    #   incremental
     #   mypy
     #   pip-tools
     #   pytest
     #   slotscheck
     #   towncrier
-towncrier==23.11.0
+towncrier==24.8.0
     # via
     #   -r requirements/doc.in
     #   sphinxcontrib-towncrier
@@ -291,5 +289,4 @@ pip==24.2
 setuptools==73.0.1
     # via
     #   blockdiag
-    #   incremental
     #   pip-tools

requirements/doc-spelling.txt

@@ -27,11 +27,11 @@ idna==3.4
 imagesize==1.4.1
     # via sphinx
 importlib-metadata==8.4.0
-    # via sphinx
+    # via
+    #   sphinx
+    #   towncrier
 importlib-resources==6.4.4
     # via towncrier
-incremental==24.7.2
-    # via towncrier
 jinja2==3.1.4
     # via
     #   sphinx
@@ -79,10 +79,8 @@ sphinxcontrib-spelling==8.0.0 ; platform_system != "Windows"
 sphinxcontrib-towncrier==0.4.0a0
     # via -r requirements/doc.in
 tomli==2.0.1
-    # via
-    #   incremental
-    #   towncrier
-towncrier==23.11.0
+    # via towncrier
+towncrier==24.8.0
     # via
     #   -r requirements/doc.in
     #   sphinxcontrib-towncrier
@@ -97,6 +95,4 @@ zipp==3.20.0
 
 # The following packages are considered to be unsafe in a requirements file:
 setuptools==73.0.1
-    # via
-    #   blockdiag
-    #   incremental
+    # via blockdiag

requirements/doc.txt

@@ -27,11 +27,11 @@ idna==3.4
 imagesize==1.4.1
     # via sphinx
 importlib-metadata==8.4.0
-    # via sphinx
+    # via
+    #   sphinx
+    #   towncrier
 importlib-resources==6.4.4
     # via towncrier
-incremental==24.7.2
-    # via towncrier
 jinja2==3.1.4
     # via
     #   sphinx
@@ -74,10 +74,8 @@ sphinxcontrib-serializinghtml==1.1.5
 sphinxcontrib-towncrier==0.4.0a0
     # via -r requirements/doc.in
 tomli==2.0.1
-    # via
-    #   incremental
-    #   towncrier
-towncrier==23.11.0
+    # via towncrier
+towncrier==24.8.0
     # via
     #   -r requirements/doc.in
     #   sphinxcontrib-towncrier
@@ -92,6 +90,4 @@ zipp==3.20.0
 
 # The following packages are considered to be unsafe in a requirements file:
 setuptools==73.0.1
-    # via
-    #   blockdiag
-    #   incremental
+    # via blockdiag