bump version to 0.15.2

[nkanu17]

Bump version to 0.15.2 for release.

Changes since v0.15.1:

• feat: MCP memory_prompt: support session-only and long_term_search modes (MCP memory_prompt: support session-only and long_term_search modes #268)
• fix: forward search params through all paths and clean up LLM interfaces (fix: forward search params through all paths and clean up LLM interfaces #265)
• fix: Handle missing tiktoken encoding data in api token counting (Handle missing tiktoken encoding data in api token counting #266)
• fix: Always pass dry-run parameter (Always pass dry-run parameter #260)
• fix: Fix hsetex FXX enum usage (Fix hsetex FXX enum usage #262)
• fix(ci): support Dependabot in external PR test workflow (fix(ci): support Dependabot in external PR test workflow #277)
• chore: align CI and dev setup through makefile (chore: align CI and dev setup through makefile #256)
• docs: add hybrid and keyword search references across documentation (docs: add hybrid and keyword search references across documentation #264)
• build(deps): bump cryptography from 46.0.5 to 46.0.7 (build(deps): bump cryptography from 46.0.5 to 46.0.7 #275)
• build(deps): bump requests from 2.32.5 to 2.33.0 (build(deps): bump requests from 2.32.5 to 2.33.0 #247)

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Note

Low Risk
Low risk: only updates the __version__ string with no functional or behavioral code changes.

Overview
Updates agent_memory_server.__version__ from 0.15.1 to 0.15.2 to cut a new release.

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[Copilot]

Pull request overview

Bumps the Agent Memory Server package version to 0.15.2 in preparation for the v0.15.2 release.

Changes:

• Update agent_memory_server.__version__ from 0.15.1 to 0.15.2.

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[jit-ci]

🛡️ Jit Security Scan Results

✅ No security findings were detected in this PR

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