docs: remove remote limitation note for --build-context option

- Removal of a note in the build-context documentation about remote Podman client limitations
- Removal of skip statements for build-context tests in the test suite

Pull request #26628 adds support for --build-context for the remote client.

Signed-off-by: Jan Rodák <hony.com@seznam.cz>

docs/source/markdown/options/build-context.md

@@ -10,7 +10,7 @@ different stages in COPY instruction.
 
 Valid values are:
 
-* Local directory – e.g. --build-context project2=../path/to/project2/src (This option is not available with the remote Podman client. On Podman machine setup (i.e macOS and Windows) path must exists on the machine VM)
+* Local directory – e.g. --build-context project2=../path/to/project2/src
 * HTTP URL to a tarball – e.g. --build-context src=https://example.org/releases/src.tar
 * Container image – specified with a container-image:// prefix, e.g. --build-context alpine=container-image://alpine:3.15, (also accepts docker://, docker-image://)
 

test/buildah-bud/apply-podman-deltas

@@ -214,10 +214,6 @@ skip_if_remote "secret files not implemented under podman-remote" \
 skip_if_remote "--signature-policy does not work with podman-remote" \
                "buildah-bud-policy"
 
-skip_if_remote "--build-context option not implemented in podman-remote" \
-               "build-with-additional-build-context and COPY, additional context from host" \
-               "build-with-additional-build-context and RUN --mount=from=, additional-context not image and also test conflict with stagename" \
-
 skip_if_remote "env-variable for Containerfile.in pre-processing is not propagated on remote" \
                "bud with Containerfile.in, via envariable" \