Bump to version 0.49.0 (Round 1) #7165

Job	Run time
build-java-doc	28s
build-nodejs-doc	19s
build-python-doc	3m 7s
build-rust-doc	3m 43s
build-c-doc	43s
build-cpp-doc	30s
build-dav-server-opendalfs-doc	50s
build-lua-doc	8s
build-haskell-doc	10m 20s
build-fuse3-opendal-doc	50s
build-object-store-opendal-doc	1m 2s
build-ocaml-doc	5m 17s
build-unftp-sbe-opendal-doc	1m 7s
build-parquet-opendal-doc	48s
build-virtiofs-opendal-doc	46s
build-website	2m 7s
	32m 5s

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