Prepare release v0.18.2 with updated runtime specification version

[asiniscalchi]

PR Type

Enhancement, Configuration changes

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Description

• Updated spec_version in RuntimeVersion from 1800 to 1802 in runtime/laos/src/lib.rs.
• Updated RUNTIME_SPEC_VERSION from 1800 to 1802 in e2e-tests/tests/config.ts.
• Bumped package version from 0.18.0 to 0.18.2 in Cargo.toml.

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Changes walkthrough 📝

	Relevant files
Enhancement	lib.rs Update runtime specification version in `RuntimeVersion`  runtime/laos/src/lib.rs Updated spec_version from 1800 to 1802 in RuntimeVersion. +1/-1
Configuration changes	config.ts Update runtime specification version in test configuration e2e-tests/tests/config.ts Updated RUNTIME_SPEC_VERSION from 1800 to 1802. +1/-1      Cargo.toml Bump package version to 0.18.2                                                      Cargo.toml Updated package version from 0.18.0 to 0.18.2. +1/-1

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[asiniscalchi]

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[github-actions]

PR Description updated to latest commit (838816c)