Revert "External sources configuration (#1158)"

[spiffcs]

This reverts commit 1329688

This commit should instead be merged into the kubecon development branch if it hasn't already

[github-actions]

Benchmark Test Results

Benchmark results from the latest changes vs base branch

name                                                       old time/op    new time/op    delta
ImagePackageCatalogers/alpmdb-cataloger-2                    11.7ms ± 1%    12.0ms ±23%     ~     (p=0.690 n=5+5)
ImagePackageCatalogers/ruby-gemspec-cataloger-2              1.32ms ± 1%    1.26ms ± 0%   -4.92%  (p=0.016 n=4+5)
ImagePackageCatalogers/python-package-cataloger-2            3.34ms ± 0%    3.20ms ± 0%   -4.00%  (p=0.008 n=5+5)
ImagePackageCatalogers/php-composer-installed-cataloger-2    1.08ms ± 0%    1.02ms ± 0%   -5.90%  (p=0.008 n=5+5)
ImagePackageCatalogers/javascript-package-cataloger-2         749µs ± 1%     709µs ± 1%   -5.36%  (p=0.008 n=5+5)
ImagePackageCatalogers/dpkgdb-cataloger-2                     897µs ± 1%     828µs ± 0%   -7.69%  (p=0.008 n=5+5)
ImagePackageCatalogers/rpmdb-cataloger-2                     1.29ms ± 0%    1.19ms ± 1%   -8.17%  (p=0.008 n=5+5)
ImagePackageCatalogers/java-cataloger-2                      14.7ms ± 1%    14.0ms ± 1%   -5.09%  (p=0.008 n=5+5)
ImagePackageCatalogers/apkdb-cataloger-2                     1.28ms ± 1%    1.15ms ± 1%  -10.79%  (p=0.008 n=5+5)
ImagePackageCatalogers/go-module-binary-cataloger-2          2.25µs ± 1%    2.07µs ± 2%   -7.88%  (p=0.008 n=5+5)
ImagePackageCatalogers/dotnet-deps-cataloger-2               1.39ms ± 0%    1.30ms ± 2%   -5.89%  (p=0.008 n=5+5)
ImagePackageCatalogers/portage-cataloger-2                    713µs ± 0%     661µs ± 1%   -7.35%  (p=0.008 n=5+5)

name                                                       old alloc/op   new alloc/op   delta
ImagePackageCatalogers/alpmdb-cataloger-2                    5.26MB ± 0%    5.26MB ± 0%     ~     (p=0.548 n=5+5)
ImagePackageCatalogers/ruby-gemspec-cataloger-2               202kB ± 0%     202kB ± 0%     ~     (p=0.690 n=5+5)
ImagePackageCatalogers/python-package-cataloger-2             944kB ± 0%     944kB ± 0%     ~     (p=1.000 n=5+5)
ImagePackageCatalogers/php-composer-installed-cataloger-2     214kB ± 0%     214kB ± 0%     ~     (p=0.421 n=5+5)
ImagePackageCatalogers/javascript-package-cataloger-2         158kB ± 0%     158kB ± 0%     ~     (p=0.841 n=5+5)
ImagePackageCatalogers/dpkgdb-cataloger-2                     203kB ± 0%     203kB ± 0%     ~     (p=0.095 n=5+5)
ImagePackageCatalogers/rpmdb-cataloger-2                      302kB ± 0%     302kB ± 0%     ~     (p=0.381 n=5+5)
ImagePackageCatalogers/java-cataloger-2                      3.44MB ± 0%    3.44MB ± 0%     ~     (p=0.841 n=5+5)
ImagePackageCatalogers/apkdb-cataloger-2                     1.25MB ± 0%    1.25MB ± 0%     ~     (p=1.000 n=5+5)
ImagePackageCatalogers/go-module-binary-cataloger-2            672B ± 0%      672B ± 0%     ~     (all equal)
ImagePackageCatalogers/dotnet-deps-cataloger-2                369kB ± 0%     369kB ± 0%     ~     (p=1.000 n=5+5)
ImagePackageCatalogers/portage-cataloger-2                    136kB ± 0%     136kB ± 0%     ~     (p=1.000 n=5+5)

name                                                       old allocs/op  new allocs/op  delta
ImagePackageCatalogers/alpmdb-cataloger-2                     85.7k ± 0%     85.7k ± 0%     ~     (p=0.429 n=5+5)
ImagePackageCatalogers/ruby-gemspec-cataloger-2               4.25k ± 0%     4.25k ± 0%     ~     (p=1.000 n=5+5)
ImagePackageCatalogers/python-package-cataloger-2             16.6k ± 0%     16.6k ± 0%     ~     (p=0.841 n=5+5)
ImagePackageCatalogers/php-composer-installed-cataloger-2     5.53k ± 0%     5.53k ± 0%     ~     (p=1.000 n=5+4)
ImagePackageCatalogers/javascript-package-cataloger-2         3.32k ± 0%     3.32k ± 0%     ~     (all equal)
ImagePackageCatalogers/dpkgdb-cataloger-2                     4.60k ± 0%     4.60k ± 0%     ~     (all equal)
ImagePackageCatalogers/rpmdb-cataloger-2                      8.13k ± 0%     8.13k ± 0%     ~     (all equal)
ImagePackageCatalogers/java-cataloger-2                       57.5k ± 0%     57.5k ± 0%     ~     (p=0.738 n=5+5)
ImagePackageCatalogers/apkdb-cataloger-2                      5.43k ± 0%     5.43k ± 0%     ~     (p=0.333 n=5+4)
ImagePackageCatalogers/go-module-binary-cataloger-2            15.0 ± 0%      15.0 ± 0%     ~     (all equal)
ImagePackageCatalogers/dotnet-deps-cataloger-2                7.27k ± 0%     7.27k ± 0%     ~     (all equal)
ImagePackageCatalogers/portage-cataloger-2                    3.59k ± 0%     3.59k ± 0%     ~     (all equal)