Update to Python 3.12.3:

In .github/workflows/*.yml, use Python 3.12.3 in PyInstaller builds because Ubuntu 24.04 runner only has this version of Python 3.12
Reference this version in README.md

.github/workflows/pyinstaller-linux.yml

@@ -76,7 +76,7 @@ jobs:
           architecture: "x64"
           cache: "pip"
           check-latest: false
-          python-version: "3.12.2"
+          python-version: "3.12.3"
 
       - name: Install dependencies
         run: |

.github/workflows/pyinstaller-macos_arm64.yml

@@ -100,7 +100,7 @@ jobs:
         with:
           cache: "pip"
           check-latest: false
-          python-version: "3.12.2"
+          python-version: "3.12.3"
 
       - name: Install dependencies
         run: |

.github/workflows/pyinstaller-macos_x86.yml

@@ -98,7 +98,7 @@ jobs:
           architecture: "x64"
           cache: "pip"
           check-latest: false
-          python-version: "3.12.2"
+          python-version: "3.12.3"
 
       - name: Install dependencies
         run: |

.github/workflows/pyinstaller-windows.yml

@@ -51,7 +51,7 @@ jobs:
         with:
           architecture: "x64"
           cache: "pip"
-          python-version: "3.12.2"
+          python-version: "3.12.3"
 
       - name: Install Python dependencies
         shell: pwsh

.github/workflows/python-build.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12.2"
+          python-version: "3.12.3"
           cache: "pip"
 
       - name: Install dependencies

README.md

@@ -85,7 +85,7 @@ $ source .venv/bin/activate
 $ (.venv) pip install .
 ```
 ### PyInstaller executable
-The release artifacts for this project are created with [PyInstaller](https://pyinstaller.org). It bundles Python 3.12.2, FFmpeg 7.0, and the `tidal-wave` program into one binary, licensed under the terms of FFmpeg: with the [GNU Lesser General Public License (LGPL) version 2.1](https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html). Installation is as simple as downloading the correct binary for your platform giving it execute permissions, and running it. **Please make sure that the SHA256 checksum of the file that you have downloaded matches the corresponding `.sha256` file on the releases page!**
+The release artifacts for this project are created with [PyInstaller](https://pyinstaller.org). It bundles Python 3.12.3, FFmpeg 7.0, and the `tidal-wave` program into one binary, licensed under the terms of FFmpeg: with the [GNU Lesser General Public License (LGPL) version 2.1](https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html). Installation is as simple as downloading the correct binary for your platform giving it execute permissions, and running it. **Please make sure that the SHA256 checksum of the file that you have downloaded matches the corresponding `.sha256` file on the releases page!**
 #### On Unix-Like
 ```bash
 $ wget https://github.com/ebb-earl-co/tidal-wave/releases/latest/download/tidal-wave_ubuntu_22.04_amd64