Upgrade all manifests to v1 manifest format

manifests/g/Graphviz/Graphviz/2.38/Graphviz.Graphviz.yaml

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+PackageIdentifier: Graphviz.Graphviz
+PackageVersion: 2.38
+PackageName: Graphviz
+Publisher: Graphviz
+License: CPL
+LicenseUrl: https://graphviz.gitlab.io/license/
+Moniker: graphviz
+ShortDescription: Graphviz is open source graph visualization software. Graph visualization is a way of representing structural information as diagrams of abstract graphs and networks.
+PackageUrl: https://graphviz.gitlab.io/
+Installers:
+- Architecture: x86
+  InstallerUrl: https://graphviz.gitlab.io/_pages/Download/windows/graphviz-2.38.msi
+  InstallerSha256: C794EA03BC2631FFF468F4D97FA6726C536FC98EE579529779AA6F45E94E4F6D
+  InstallerType: msi
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0

manifests/g/Graphviz/Graphviz/2.44.1/Graphviz.Graphviz.yaml

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+PackageIdentifier: Graphviz.Graphviz
+PackageVersion: 2.44.1
+PackageName: Graphviz
+Publisher: Graphviz
+License: CPL
+LicenseUrl: https://graphviz.gitlab.io/license/
+Moniker: graphviz
+ShortDescription: Graphviz is open source graph visualization software. Graph visualization is a way of representing structural information as diagrams of abstract graphs and networks.
+PackageUrl: https://graphviz.gitlab.io/
+Installers:
+- Architecture: x86
+  InstallerUrl: https://www2.graphviz.org/Packages/stable/windows/10/cmake/Release/Win32/graphviz-install-2.44.1-win32.exe
+  InstallerSha256: EF16B9D616EBEE92841A758D45C87BA1D15898DACA4BE01EB5211E7702A9A5E1
+  InstallerType: exe
+  InstallerSwitches:
+    Silent: "/S"
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0

manifests/g/Graphviz/Graphviz/2.46.1/Graphviz.Graphviz.yaml

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+PackageIdentifier: Graphviz.Graphviz
+PackageVersion: 2.46.1
+PackageName: Graphviz
+Publisher: Graphviz
+License: CPL
+LicenseUrl: https://graphviz.gitlab.io/license/
+Moniker: graphviz
+ShortDescription: Graphviz is open source graph visualization software. Graph visualization is a way of representing structural information as diagrams of abstract graphs and networks.
+PackageUrl: https://graphviz.gitlab.io/
+Installers:
+- Architecture: x64
+  InstallerUrl: https://gitlab.com/graphviz/graphviz/-/package_files/7097345/download
+  InstallerSha256: 8e4b73f56691a2dae7ecb4bbea3ce62ad4d8583d4e99a516254dbddb93c100d9
+  InstallerType: exe
+  InstallerSwitches:
+    Silent: "/S"
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0

manifests/g/Graphviz/Graphviz/2.47.0/Graphviz.Graphviz.yaml

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+PackageIdentifier: Graphviz.Graphviz
+PackageVersion: 2.47.0
+PackageName: Graphviz
+Publisher: Graphviz
+License: CPL
+LicenseUrl: https://graphviz.gitlab.io/license/
+Moniker: graphviz
+ShortDescription: Graphviz is open source graph visualization software. Graph visualization is a way of representing structural information as diagrams of abstract graphs and networks.
+PackageUrl: https://graphviz.gitlab.io/
+Installers:
+- Architecture: x64
+  InstallerUrl: https://gitlab.com/graphviz/graphviz/-/package_files/8184046/download
+  InstallerSha256: 7784C930475F1AC3FC0C1108DC90D69E605BCA8D2D597C8CFB395613D133D764
+  InstallerType: nullsoft
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0