cxxgraph: add version 4.0.0

[toge]

Summary

Changes to recipe: cxxgraph/4.0.0

Motivation

• license changed since 4.0.0

Details

https://github.com/ZigRazor/CXXGraph/compare/v3.1.0...v4.0.0

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• [x] Read the contributing guidelines
• [x] Checked that this PR is not a duplicate: list of PRs by recipe
• [x] Tested locally with at least one configuration using a recent version of Conan

[conan-center-bot]

Conan v1 pipeline :heavy_check_mark:

All green in build 1 (9eb04f73b4b7885c33c50aaefbc355acbadc6839):

• cxxgraph/3.1.0: All packages built successfully! (All logs)

• cxxgraph/4.0.0: All packages built successfully! (All logs)

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Conan v2 pipeline :heavy_check_mark:

Note: Conan v2 builds are now mandatory. Please read our discussion about it.

All green in build 1 (9eb04f73b4b7885c33c50aaefbc355acbadc6839):

• cxxgraph/4.0.0: All packages built successfully! (All logs)

• cxxgraph/3.1.0: All packages built successfully! (All logs)

[toge]

@RubenRBS Thanks a lot!

[conan-center-bot]

Conan v1 pipeline :heavy_check_mark:

All green in build 4 (d03a98d3f19671bd1fc54661aa5a6cf27febb27f):

• cxxgraph/3.1.0: All packages built successfully! (All logs)

• cxxgraph/4.1.0: All packages built successfully! (All logs)

---

Conan v2 pipeline :heavy_check_mark:

Note: Conan v2 builds are now mandatory. Please read our discussion about it.

All green in build 4 (d03a98d3f19671bd1fc54661aa5a6cf27febb27f):

• cxxgraph/3.1.0: All packages built successfully! (All logs)

• cxxgraph/4.1.0: All packages built successfully! (All logs)