Update cosmrs requirement from 0.15.0 to 0.19.0

[dependabot[bot]]

Updates the requirements on cosmrs to permit the latest version.

Commits

• edb8bd7 cosmrs v0.19.0 (#494)
• dc092d0 cosmos-sdk-proto v0.24.0 (#493)
• 0a6b1ad ibc-go: bump to v8.4.0 (#492)
• 26b102b proto-build: use buf to process ibc-go protos (#491)
• 1cf7192 cosmos-sdk-proto: use buf's enable_type_names feature (#490)
• 363eaaf wasmd: bump to v0.52.0 (#489)
• 00a2b6d cosmos-sdk-go: bump to v0.50.9 (#488)
• 7f6b8b0 Bump ibc-go to v6.3.1 (#487)
• 9cf39bf cosmos-sdk-go: bump to v0.47.10 (fixups) (#486)
• 3d5fb18 Bump cosmos-sdk to v0.47.10; wasmd to v0.45.0 (#485)
• Additional commits viewable in compare view

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