chore(master): release 1.6.0

[github-actions]

🤖 I have created a release beep boop

1.6.0 (2025-05-07)

Features

• add support for archives (f375adf)
• allow handling of compressed perfparser files (90451a7)
• allow user to specify perf and objdump via command line (081812d), closes #556
• associate application/x-perf-data and application/x-hotspot with hotspot (8b8677f), closes #718
• clarify "Filter In On Thread #%1 By Time" (91fcdaa)
• ignore empty command line arguments (06cfd33)
• move compressed test data to files instead of base64 strings (3e74a87)
• open more perf files (b0d370f)
• Parse tracepoint data in hotspot (1e2ae7b)
• remove memory leak when calling QLayout::replaceWidget (0665717)
• show current unwind settings in settings dialog (ec5632c)
• support regex search (9da82e4), closes #666
• update icons (d5d9cd4), closes #472

Bug Fixes

• -Wclazy-function-args-by-ref for signals (e0c12f1)
• also support ' and , as branch visualization characters (f326ef0)
• Always call QToolTip::showText with a widget (ab177e0)
• broken flamegraph (c945f43), closes #624
• bump perfparser to fix crash on strlen(nullptr) (9912340)
• clear more members in SourceCodeModel::clear (ebdeab1)
• correct cost attribution of inline frames in disassembly view (36bedef)
• crash if hotspot is closed while loading a file (221d60e), closes #654
• crash when attaching to a running process (#699) (37215fa)
• escape special symbols in node labels of children, too (71a3ca8)
• Properly include kgraphviewer_interface.h (0d216a5)
• support special characters in callgraph (fd9f7d1), closes #691

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