pkgconfig: Update to latest
Brings following change
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d97db4f Update URL for bug reporting
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eb866ad Spelling and grammar in pkg.m4
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1f81c80 Fix spelling of rra's name
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350515e Use https for developer.gnome.org URL
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834ecc2 Update bug reporting URL to point to gitlab
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38936b2 Call setlocale in main function
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2ad16fa pkg: Make ordering of output from print_package_list() deterministic
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2dd2b19 parse: Don't emit unknown keyword warning for Libs.private
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
