Removed duplicate manifest for Python 3 version 3.7.4. (#12754)

manifests/p/Python/Python/3.7.4/Python.Python.installer.yaml

@@ -1,24 +0,0 @@
-# yaml-language-server: $schema=https://aka.ms/winget-manifest.installer.1.0.0.schema.json
-PackageIdentifier: Python.Python
-PackageVersion: 3.7.4
-FileExtensions:
-- py
-- pyw
-- pyc
-- pyo
-Installers:
-- Architecture: x64
-  InstallerUrl: https://www.python.org/ftp/python/3.7.4/python-3.7.4-amd64.exe
-  InstallerSha256: BAB92F987320975C7826171A072BFD64F8F0941AAF2CDEBA6924B7025C9968A3
-  InstallerType: exe
-- Architecture: x86
-  InstallerUrl: https://www.python.org/ftp/python/3.7.4/python-3.7.4.exe
-  InstallerSha256: 9A30AB5568BA37BFBCAE5CDEE19E9DC30765C42CF066F605221563FF8B20EE34
-  InstallerType: exe
-InstallerSwitches:
-  Silent: /Quiet
-  SilentWithProgress: /Passive
-  Custom: PrependPath=1
-ManifestType: installer
-ManifestVersion: 1.0.0
-

manifests/p/Python/Python/3.7.4/Python.Python.locale.en-US.yaml

@@ -1,20 +0,0 @@
-# yaml-language-server: $schema=https://aka.ms/winget-manifest.defaultlocale.1.0.0.schema.json
-PackageIdentifier: Python.Python
-PackageVersion: 3.7.4
-PackageLocale: en-US
-LicenseUrl: https://docs.python.org/3/license.html
-Moniker: python
-Tags:
-- python
-- python3
-- programming language
-- script
-- glue language
-PackageUrl: https://www.python.org
-Publisher: Python
-PackageName: Python
-License: PSF LICENSE AGREEMENT FOR PYTHON
-ShortDescription: Python is a programming language that lets you work more quickly and integrate your systems more effectively.
-ManifestType: defaultLocale
-ManifestVersion: 1.0.0
-

manifests/p/Python/Python/3.7.4/Python.Python.yaml

@@ -1,7 +0,0 @@
-# yaml-language-server: $schema=https://aka.ms/winget-manifest.version.1.0.0.schema.json
-PackageIdentifier: Python.Python
-PackageVersion: 3.7.4
-DefaultLocale: en-US
-ManifestType: version
-ManifestVersion: 1.0.0
-