Update object_store requirement from 0.7.0 to 0.8.0

[dependabot[bot]]

Updates the requirements on object_store to permit the latest version.

Changelog

Sourced from object_store's changelog.

Historical Changelog

48.0.0 (2023-10-18)

Full Changelog

Breaking changes:

• Evaluate null_regex for string type in csv (now such values will be parsed as Null rather than "") #4942 [arrow] (haohuaijin)
• fix(csv)!: infer null for empty column. #4910 [arrow] (kskalski)
• feat: log headers/trailers in flight CLI (+ minor fixes) #4898 [arrow] [arrow-flight] (crepererum)
• fix(arrow-json)!: include null fields in schema inference with a type of Null #4894 [arrow] (kskalski)
• Mark OnCloseRowGroup Send #4893 [parquet] (devinjdangelo)
• Specialize Thrift Decoding (~40% Faster) (#4891) #4892 [parquet] (tustvold)
• Make ArrowRowGroupWriter Public and SerializedRowGroupWriter Send #4850 [parquet] (devinjdangelo)

Implemented enhancements:

• Allow schema fields to merge with Null datatype #4901 [arrow]
• Add option to FlightDataEncoder to always send dictionaries #4895 [arrow] [arrow-flight]
• Rework Thrift Encoding / Decoding of Parquet Metadata #4891 [parquet]
• Plans for supporting Extension Array to support Fixed shape tensor Array #4890
• Implement Take for UnionArray #4882 [arrow]
• Check precision overflow for casting floating to decimal #4865 [arrow]
• Replace lexical #4774 [arrow]
• Add read access to settings in csv::WriterBuilder #4735 [arrow]
• Improve the performance of "DictionaryValue" row encoding #4712 [arrow] [arrow-flight]

Fixed bugs:

• Should we make blank values and empty string to None in csv? #4939 [arrow]

... (truncated)

Commits

• 4ef7917 Prepare object_store 0.7.1 (#4860)
• fbd9008 Faster Serde Integration (~80% faster) (#4861)
• 2c9e2e9 Add ObjectStore BufReader (#4762) (#4857)
• 74e2c5c Make ArrowRowGroupWriter Public and SerializedRowGroupWriter Send (#4850)
• 7e7ac15 fix: add missing precision overflow checking for cast_string_to_decimal (#4...
• b35511d Allow overriding azure endpoint (#4853) (#4854)
• 72a2dab Allow Constructing Non-Empty StructArray with no Fields (#4842) (#4845)
• 6d5d7e3 Minor: Improve object_store docs.rs landing page (#4849)
• 431be3f Perform HEAD request for HttpStore::head (#4837)
• 1de21d2 fix: make_primitive_scalar bug (#4852)
• Additional commits viewable in compare view

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[dependabot[bot]]

The following labels could not be found: auto-dependencies.

[dependabot[bot]]

Looks like object_store is up-to-date now, so this is no longer needed.