MINOR: Add more execs to list of supported execs

[andygrove]

Which issue does this PR close?

N/A

Rationale for this change

I was reading the docs and we have a list of supported physical plans that is out of date and it did not mention that we support joins.

What changes are included in this PR?

Added some more execs but not all of them

Are there any user-facing changes?

No

[codecov-commenter]

Codecov Report

Merging #3519 (5302f3b) into master (97b3a4b) will increase coverage by 0.04%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3519      +/-   ##
==========================================
+ Coverage   85.70%   85.75%   +0.04%     
==========================================
  Files         298      299       +1     
  Lines       54875    55320     +445     
==========================================
+ Hits        47033    47441     +408     
- Misses       7842     7879      +37     

Impacted Files	Coverage Δ
datafusion/core/src/config.rs	89.65% <0.00%> (-2.85%)	⬇️
datafusion/expr/src/expr_fn.rs	90.13% <0.00%> (-1.13%)	⬇️
...tafusion/core/src/physical_plan/file_format/csv.rs	93.54% <0.00%> (-0.93%)	⬇️
datafusion/core/src/physical_plan/metrics/value.rs	86.93% <0.00%> (-0.51%)	⬇️
datafusion/physical-expr/src/planner.rs	92.36% <0.00%> (-0.33%)	⬇️
datafusion/core/tests/parquet_pruning.rs	99.43% <0.00%> (ø)
...tafusion/core/src/physical_plan/file_format/mod.rs	96.95% <0.00%> (ø)
.../core/src/physical_plan/file_format/file_stream.rs	88.88% <0.00%> (ø)
...n/core/src/physical_plan/file_format/row_filter.rs	87.30% <0.00%> (ø)
datafusion/core/tests/sql/expr.rs	99.87% <0.00%> (+<0.01%)	⬆️
... and 17 more

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[ursabot]

Benchmark runs are scheduled for baseline = 4380f35 and contender = c6ebf7b. c6ebf7b is a master commit associated with this PR. Results will be available as each benchmark for each run completes.
Conbench compare runs links:
[Skipped ⚠️ Benchmarking of arrow-datafusion-commits is not supported on ec2-t3-xlarge-us-east-2] ec2-t3-xlarge-us-east-2
[Skipped ⚠️ Benchmarking of arrow-datafusion-commits is not supported on test-mac-arm] test-mac-arm
[Skipped ⚠️ Benchmarking of arrow-datafusion-commits is not supported on ursa-i9-9960x] ursa-i9-9960x
[Skipped ⚠️ Benchmarking of arrow-datafusion-commits is not supported on ursa-thinkcentre-m75q] ursa-thinkcentre-m75q
Buildkite builds:
Supported benchmarks:
ec2-t3-xlarge-us-east-2: Supported benchmark langs: Python, R. Runs only benchmarks with cloud = True
test-mac-arm: Supported benchmark langs: C++, Python, R
ursa-i9-9960x: Supported benchmark langs: Python, R, JavaScript
ursa-thinkcentre-m75q: Supported benchmark langs: C++, Java